The great heading change - now use standard LGPL header with CVS tags.

git-svn-id: file:///fltk/svn/fltk/trunk@19 ea41ed52-d2ee-0310-a9c1-e6b18d33e121

126 files changed, 3615 insertions, 378 deletions

diff --git a/src/Fl.cxx b/src/Fl.cxx
index d16c27973..25923607e 100644
--- a/src/Fl.cxx
+++ b/src/Fl.cxx
@@ -1,47 +1,63 @@
-// Fl.C
-
-// fltk (Fast Light Tool Kit) version 0.99
-// Copyright (C) 1998 Bill Spitzak
-
+//
+// "$Id"
+//
+// Main event handling code for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
 // This library is free software; you can redistribute it and/or
 // modify it under the terms of the GNU Library General Public
 // License as published by the Free Software Foundation; either
 // version 2 of the License, or (at your option) any later version.
-
+//
 // This library is distributed in the hope that it will be useful,
 // but WITHOUT ANY WARRANTY; without even the implied warranty of
 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 // Library General Public License for more details.
-
+//
 // You should have received a copy of the GNU Library General Public
 // License along with this library; if not, write to the Free Software
 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
 // USA.
-
-// Written by Bill Spitzak spitzak@d2.com
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 #include <FL/Fl.H>
 #include <FL/Fl_Window.H>
 #include <FL/x.H>
 #include <ctype.h>
 
-int Fl::damage_;
-Fl_Widget *Fl::belowmouse_;
-Fl_Widget *Fl::pushed_;
-Fl_Widget *Fl::focus_;
-Fl_Widget *Fl::selection_owner_;
-int Fl::e_x, Fl::e_y, Fl::e_x_root, Fl::e_y_root;
-int Fl::e_state;
-int Fl::e_clicks;
-int Fl::e_is_click;
-int Fl::e_keysym;
-char *Fl::e_text;
-int Fl::e_length;
+//
+// Globals...
+//
+
+Fl_Widget	*Fl::belowmouse_,
+		*Fl::pushed_,
+		*Fl::focus_,
+		*Fl::selection_owner_;
+int		Fl::damage_,
+		Fl::e_x,
+		Fl::e_y,
+		Fl::e_x_root,
+		Fl::e_y_root,
+		Fl::e_state,
+		Fl::e_clicks,
+		Fl::e_is_click,
+		Fl::e_keysym;
+char		*Fl::e_text;
+int		Fl::e_length;
+
+
+//
+// 'Fl:event_inside()' - Return whether or not the mouse event is inside
+//                       the given rectangle.
+//
 
 int Fl::event_inside(int x,int y,int w,int h) /*const*/ {
-  int mx = event_x();
-  int my = event_y();
-  return (mx >= x && mx < x+w && my >= y && my < y+h);
+  int mx = event_x() - x;
+  int my = event_y() - y;
+  return (mx >= 0 && mx < w && my >= 0 && my < h);
 }
 
 int Fl::event_inside(const Fl_Widget *o) /*const*/ {
@@ -63,7 +79,7 @@ static int numtimeouts;
 void Fl::add_timeout(double t, void (*cb)(void *), void *v) {
   int i;
   if (numtimeouts<MAXTIMEOUT) numtimeouts++;
-  for (i=0; i<numtimeouts-1; i++) {
+  for (i=0; i<(numtimeouts-1); i++) {
     if (timeout[i].time > t) {
       for (int j=numtimeouts-1; j>i; j--) timeout[j] = timeout[j-1];
       break;
@@ -128,7 +144,7 @@ static int initclock; // if false we didn't call fl_elapsed() last time
 
 // fl_elapsed must return the amount of time since the last time it was
 // called.  To reduce the number of system calls the to get the
-// current time, the "initclock" symbol is turned on by an indefinate
+// current time, the "initclock" symbol is turned on by an indefinite
 // wait.  This should then reset the measured-from time and return zero
 static double fl_elapsed() {
 
@@ -145,7 +161,7 @@ static double fl_elapsed() {
 
   static struct timeval prevclock;
   struct timeval newclock;
-  gettimeofday(&newclock, 0);
+  gettimeofday(&newclock, NULL);
   if (!initclock) {
     prevclock.tv_sec = newclock.tv_sec;
     prevclock.tv_usec = newclock.tv_usec;
@@ -567,4 +583,6 @@ void fl_throw_focus(Fl_Widget *o) {
   if (fix) fl_fix_focus();
 }
 
-// End of Fl.C //
+//
+// End of "$Id: Fl.cxx,v 1.4 1998/10/19 20:45:34 mike Exp $".
+//
diff --git a/src/Fl_Adjuster.cxx b/src/Fl_Adjuster.cxx
index a9b39d7bf..db5d66f87 100644
--- a/src/Fl_Adjuster.cxx
+++ b/src/Fl_Adjuster.cxx
@@ -1,6 +1,28 @@
-// Fl_Adjuster.C
+//
+// "$Id"
+//
+// Adjuster widget for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
-// Fltk widget for drag-adjusting a floating point value.
 
 #include <FL/Fl.H>
 #include <FL/Fl_Adjuster.H>
@@ -57,14 +79,14 @@ int Fl_Adjuster::handle(int event) {
       delta = x()+(drag-1)*w()/3;	// left edge of button
       if (mx < delta)
 	delta = mx-delta;
-      else if (mx > delta+w()/3) // right edge of button
+      else if (mx > (delta+w()/3)) // right edge of button
 	delta = mx-delta-w()/3;
       else
 	delta = 0;
     } else {
       if (mx < x())
 	delta = mx-x();
-      else if (mx > x()+w())
+      else if (mx > (x()+w()))
 	delta = mx-x()-w();
       else
 	delta = 0;
@@ -103,3 +125,7 @@ Fl_Adjuster::Fl_Adjuster(int x, int y, int w, int h, const char* l)
   drag = 0;
   soft_ = 1;
 }
+
+//
+// End of "$Id: Fl_Adjuster.cxx,v 1.2 1998/10/19 20:45:35 mike Exp $".
+//
diff --git a/src/Fl_Bitmap.cxx b/src/Fl_Bitmap.cxx
index 38d37046c..477e0d96d 100644
--- a/src/Fl_Bitmap.cxx
+++ b/src/Fl_Bitmap.cxx
@@ -1,8 +1,27 @@
-/*	Fl_Bitmap.C
-
-	Draw a bitmap in a box.
-
-*/
+//
+// "$Id"
+//
+// Bitmap drawing routines for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 #include <FL/Fl.H>
 #include <FL/x.H>
@@ -17,10 +36,10 @@ void Fl_Bitmap::draw(int XP, int YP, int WP, int HP, int cx, int cy) {
   cx += X-XP; cy += Y-YP;
   // clip the box down to the size of image, quit if empty:
   if (cx < 0) {W += cx; X -= cx; cx = 0;}
-  if (cx+W > w) W = w-cx;
+  if ((cx+W) > w) W = w-cx;
   if (W <= 0) return;
   if (cy < 0) {H += cy; Y -= cy; cy = 0;}
-  if (cy+H > h) H = h-cy;
+  if ((cy+H) > h) H = h-cy;
   if (H <= 0) return;
 #ifdef WIN32
   if (!id) {
@@ -31,19 +50,13 @@ void Fl_Bitmap::draw(int XP, int YP, int WP, int HP, int cx, int cy) {
     uchar* newarray = new uchar[w2*h];
     const uchar* src = array;
     uchar* dest = newarray;
+    static uchar reverse[16] =	/* Bit reversal lookup table */
+  		{ 0x00, 0x88, 0x44, 0xcc, 0x22, 0xaa, 0x66, 0xee,
+		  0x11, 0x99, 0x55, 0xdd, 0x22, 0xbb, 0x77, 0xff };
     for (int y=0; y < h; y++) {
-      for (int n = 0; n < w1; n++) {
-	*dest++ =
-	  ((*src&0x01) << 7) +
-	  ((*src&0x02) << 5) +
-	  ((*src&0x04) << 3) +
-	  ((*src&0x08) << 1) +
-	  ((*src&0x10) >> 1) +
-	  ((*src&0x20) >> 3) +
-	  ((*src&0x40) >> 5) +
-	  ((*src&0x80) >> 7);
-	src++;
-      }
+      for (int n = 0; n < w1; n++, src++)
+	*dest++ = (reverse[*src & 0x0f] & 0xf0) |
+	          (reverse[(*src >> 4) & 0x0f] & 0x0f);
       dest += w2-w1;
     }
     id = (ulong)CreateBitmap(w, h, 1, 1, newarray);
@@ -110,3 +123,7 @@ void Fl_Bitmap::label(Fl_Menu_Item* o) {
   Fl::set_labeltype(_FL_BITMAP_LABEL, bitmap_labeltype, bitmap_measure);
   o->label(_FL_BITMAP_LABEL, (const char*)this);
 }
+
+//
+// End of "$Id: Fl_Bitmap.cxx,v 1.3 1998/10/19 20:45:36 mike Exp $".
+//
diff --git a/src/Fl_Box.cxx b/src/Fl_Box.cxx
index 48b968b39..b1c12259f 100644
--- a/src/Fl_Box.cxx
+++ b/src/Fl_Box.cxx
@@ -1,11 +1,38 @@
-// Fl_Box.C
-
-// The box widget.  An almost non-functional subclass of Fl_Widget.
+//
+// "$Id"
+//
+// Box widget for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 #include <FL/Fl_Widget.H>
 #include <FL/Fl_Box.H>
 
+// MRS - shouldn't we inline this?
+
 void Fl_Box::draw() {
   draw_box();
   draw_label();
 }
+
+//
+// End of "$Id: Fl_Box.cxx,v 1.2 1998/10/19 20:45:37 mike Exp $".
+//
diff --git a/src/Fl_Browser.cxx b/src/Fl_Browser.cxx
index f58447386..437551154 100644
--- a/src/Fl_Browser.cxx
+++ b/src/Fl_Browser.cxx
@@ -1,7 +1,35 @@
-// Fl_Browser.C
+//
+// "$Id"
+//
+// Browser widget for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
-// Forms-compatable browser.  Probably useful for other lists of
-// textual data.
+#include <FL/Fl.H>
+#include <FL/Fl_Browser.H>
+#include <FL/fl_draw.H>
+#include <string.h>
+#include <stdlib.h>
+#include <math.h>
+#include <FL/Fl_Input_.H> // for default_font
 
 // I modified this from the original Forms data to use a linked list
 // so that the number of items in the browser and size of those items
@@ -13,14 +41,6 @@
 // Also added the ability to "hide" a line.  This set's it's height to
 // zero, so the Fl_Browser_ cannot pick it.
 
-#include <FL/Fl.H>
-#include <FL/Fl_Browser.H>
-#include <FL/fl_draw.H>
-#include <string.h>
-#include <stdlib.h>
-#include <math.h>
-#include <FL/Fl_Input_.H> // for default_font
-
 #define SELECTED 1
 #define NOTDISPLAYED 2
 
@@ -50,9 +70,9 @@ void Fl_Browser::item_select(void* l, int v) {
 FL_BLINE* Fl_Browser::find_line(int line) const {
   int n; FL_BLINE* l;
   if (line == cacheline) return cache;
-  if (cacheline && line > cacheline/2 && line < (cacheline+lines)/2) {
+  if (cacheline && line > (cacheline/2) && line < ((cacheline+lines)/2)) {
     n = cacheline; l = cache;
-  } else if (line <= lines/2) {
+  } else if (line <= (lines/2)) {
     n = 1; l = first;
   } else {
     n = lines; l = last;
@@ -214,6 +234,8 @@ int Fl_Browser::item_width(void* v) const {
   Fl_Font font = textfont();
   int done = 0;
 
+  // MRS - might this cause problems on some platforms - order of operations?
+
   while (*str == format_char_ && *++str && *str != format_char_) {
     switch (*str++) {
     case 'l': case 'L': size = 24; break;
@@ -418,4 +440,6 @@ int Fl_Browser::value() const {
   return lineno(selection());
 }
 
-// end of Fl_Browser.C
+//
+// End of "$Id: Fl_Browser.cxx,v 1.2 1998/10/19 20:45:37 mike Exp $".
+//
diff --git a/src/Fl_Browser_.cxx b/src/Fl_Browser_.cxx
index c9e943608..0f6882ffb 100644
--- a/src/Fl_Browser_.cxx
+++ b/src/Fl_Browser_.cxx
@@ -1,4 +1,33 @@
-// Fl_Browser_.C
+//
+// "$Id"
+//
+// Base Browser widget class for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
+
+#include <FL/Fl.H>
+#include <FL/Fl_Widget.H>
+#include <FL/Fl_Browser_.H>
+#include <FL/fl_draw.H>
+#include <FL/Fl_Input_.H> // for default_font
 
 // This is the base class for browsers.  To be useful it must be
 // subclassed and several virtual functions defined.  The
@@ -19,12 +48,6 @@
 // to see if the file is a directory, which can be annoyingly slow
 // over the network.
 
-#include <FL/Fl.H>
-#include <FL/Fl_Widget.H>
-#include <FL/Fl_Browser_.H>
-#include <FL/fl_draw.H>
-#include <FL/Fl_Input_.H> // for default_font
-
 /* redraw bits:
    1 = redraw children (the scrollbar)
    2 = redraw one or two items
@@ -85,7 +108,7 @@ void Fl_Browser_::update_top() {
     int ly;
     int y = position_;
     // start from either head or current position, whichever is closer:
-    if (!top_ || y <= real_position_/2) {
+    if (!top_ || y <= (real_position_/2)) {
       l = item_first();
       ly = 0;
     } else {
@@ -106,7 +129,7 @@ void Fl_Browser_::update_top() {
 	h = item_quick_height(l);
 	ly -= h;
       }
-      while (ly+h <= y) {
+      while ((ly+h) <= y) {
 	void* l1 = item_next(l);
 	if (!l1) {y = ly+h-1; break;}
 	l = l1;
@@ -116,7 +139,7 @@ void Fl_Browser_::update_top() {
       // top item must *really* be visible, use slow height:
       for (;;) {
 	h = item_height(l);
-	if (ly+h > y) break; // it is big enough to see
+	if ((ly+h) > y) break; // it is big enough to see
 	// go up to top of previous item:
 	void* l1 = item_prev(l);
 	if (!l1) {ly = y = 0; break;} // hit the top
@@ -191,7 +214,7 @@ void Fl_Browser_::display(void* x) {
     int h1 = item_quick_height(l);
     Y -= h1;
     if (l == x) {
-      if (Y + h1 >= 0) position(real_position_+Y);
+      if ((Y + h1) >= 0) position(real_position_+Y);
       else position(real_position_+Y-(H-h1)/2);
       return;
     }
@@ -358,7 +381,7 @@ void* Fl_Browser_::find_item(int my) {
   for (l = top_; l; l = item_next(l)) {
     int hh = item_height(l); if (hh <= 0) continue;
     yy += hh;
-    if (my <= yy || yy>=Y+H) return l;
+    if (my <= yy || yy>=(Y+H)) return l;
   }
   return 0;
 }
@@ -503,7 +526,7 @@ int Fl_Browser_::handle(int event) {
       int p = real_position_+my-Y;
       if (p<0) p = 0;
       position(p);
-    } else if (my > Y+H && my > py) {
+    } else if (my > (Y+H) && my > py) {
       int p = real_position_+my-(Y+H);
       int h = full_height()-H; if (p > h) p = h;
       if (p<0) p = 0;
@@ -603,4 +626,6 @@ void Fl_Browser_::item_select(void*, int) {}
 
 int Fl_Browser_::item_selected(void* l) const {return l==selection_;}
 
-// end of Fl_Browser_.C
+//
+// End of "$Id: Fl_Browser_.cxx,v 1.3 1998/10/19 20:45:38 mike Exp $".
+//
diff --git a/src/Fl_Browser_load.cxx b/src/Fl_Browser_load.cxx
index 8e1da435a..85a441beb 100644
--- a/src/Fl_Browser_load.cxx
+++ b/src/Fl_Browser_load.cxx
@@ -1,5 +1,27 @@
-// Fl_Browser_load.C
-// this should be moved to another source file, since it links stdio?
+//
+// "$Id"
+//
+// File loading routines for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 #include <FL/Fl.H>
 #include <FL/Fl_Browser.H>
@@ -17,7 +39,7 @@ int Fl_Browser::load(const char *filename) {
     i = 0;
     do {
 	c = getc(fl);
-	if (c == '\n' || c <= 0 || i>=MAXFL_BLINE-1) {
+	if (c == '\n' || c <= 0 || i>=(MAXFL_BLINE-1)) {
 	    newtext[i] = 0;
 	    add(newtext);
 	    i = 0;
@@ -27,3 +49,7 @@ int Fl_Browser::load(const char *filename) {
     fclose(fl);
     return 1;
 }
+
+//
+// End of "$Id: Fl_Browser_load.cxx,v 1.2 1998/10/19 20:45:39 mike Exp $".
+//
diff --git a/src/Fl_Button.cxx b/src/Fl_Button.cxx
index 86b563e78..4921cb66d 100644
--- a/src/Fl_Button.cxx
+++ b/src/Fl_Button.cxx
@@ -1,13 +1,36 @@
-// Fl_Button.C
-
-// There are a lot of subclasses, named Fl_*_Button.  Some of
-// them are implemented by setting the type() value and testing it
-// here.  This includes Fl_Radio_Button and Fl_Toggle_Button
+//
+// "$Id"
+//
+// Button widget for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 #include <FL/Fl.H>
 #include <FL/Fl_Button.H>
 #include <FL/Fl_Group.H>
 
+// There are a lot of subclasses, named Fl_*_Button.  Some of
+// them are implemented by setting the type() value and testing it
+// here.  This includes Fl_Radio_Button and Fl_Toggle_Button
+
 int Fl_Button::value(int v) {
   v = v ? 1 : 0;
   oldval = v;
@@ -90,3 +113,7 @@ Fl_Button::Fl_Button(int x,int y,int w,int h, const char *l)
   shortcut_ = 0;
   set_flag(SHORTCUT_LABEL);
 }
+
+//
+// End of "$Id: Fl_Button.cxx,v 1.2 1998/10/19 20:45:39 mike Exp $".
+//
diff --git a/src/Fl_Chart.cxx b/src/Fl_Chart.cxx
index 54c6913f9..9d91863a6 100644
--- a/src/Fl_Chart.cxx
+++ b/src/Fl_Chart.cxx
@@ -1,9 +1,27 @@
-// Fl_Chart.C
-
-// Emulation of the Forms Chart widget.
-// I did not try to improve this much, as I doubt it is used.
-
-// display code Written by: Mark Overmars
+//
+// "$Id"
+//
+// Forms-compatible chart widget for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 #include <FL/math.h>
 #include <FL/Fl.H>
@@ -28,7 +46,7 @@ static void draw_barchart(int x,int y,int w,int h,
   double incr = h/(max-min);
   int zeroh;
   double lh = fl_height();
-  if ( -min*incr < lh) {
+  if ( (-min*incr) < lh) {
       incr = (h - lh + min*incr)/(max-min);
       zeroh = int(y+h-lh);
   } else {
@@ -73,7 +91,7 @@ static void draw_horbarchart(int x,int y,int w,int h,
   if (lw > 0.0) lw += 4.0;
   double incr = w/(max-min);
   int zeroh;
-  if ( -min*incr < lw) {
+  if ( (-min*incr) < lw) {
       incr = (w - lw + min*incr)/(max-min);
       zeroh = x+int(lw+.5);
   } else {
@@ -342,3 +360,7 @@ void Fl_Chart::maxsize(int m) {
 	redraw();
     }
 }
+
+//
+// End of "$Id: Fl_Chart.cxx,v 1.2 1998/10/19 20:45:40 mike Exp $".
+//
diff --git a/src/Fl_Check_Button.cxx b/src/Fl_Check_Button.cxx
index 6c123861b..3d47878ab 100644
--- a/src/Fl_Check_Button.cxx
+++ b/src/Fl_Check_Button.cxx
@@ -1,12 +1,35 @@
-// Fl_Check_Button.C
+//
+// "$Id"
+//
+// Check button widget for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
+
+#include <FL/Fl.H>
+#include <FL/Fl_Check_Button.H>
 
 // A subclass of Fl_Button that always draws as a diamond box.  This
 // diamond is smaller than the widget size and can be surchecked by
 // another box type, for compatability with Forms.
 
-#include <FL/Fl.H>
-#include <FL/Fl_Check_Button.H>
-
 Fl_Check_Button::Fl_Check_Button(int x, int y, int w, int h, const char *l)
 : Fl_Light_Button(x, y, w, h, l) {
   box(FL_NO_BOX);
diff --git a/src/Fl_Choice.cxx b/src/Fl_Choice.cxx
index de41d4ffc..643f879dc 100644
--- a/src/Fl_Choice.cxx
+++ b/src/Fl_Choice.cxx
@@ -1,13 +1,36 @@
-// Fl_Choice.C
-
-// Emulates the Forms choice widget.  This is almost exactly the same
-// as an Fl_Menu_Button.  The only difference is the appearance of the
-// button: it draws the text of the current pick and a down-arrow.
+//
+// "$Id"
+//
+// Choice widget for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 #include <FL/Fl.H>
 #include <FL/Fl_Choice.H>
 #include <FL/fl_draw.H>
 
+// Emulates the Forms choice widget.  This is almost exactly the same
+// as an Fl_Menu_Button.  The only difference is the appearance of the
+// button: it draws the text of the current pick and a down-arrow.
+
 extern char fl_draw_shortcut;
 
 void Fl_Choice::draw() {
@@ -60,4 +83,6 @@ int Fl_Choice::handle(int e) {
   }
 }
 
-// end of Fl_Choice.C
+//
+// End of "$Id: Fl_Choice.cxx,v 1.2 1998/10/19 20:45:41 mike Exp $".
+//
diff --git a/src/Fl_Clock.cxx b/src/Fl_Clock.cxx
index 852dcb476..50b701072 100644
--- a/src/Fl_Clock.cxx
+++ b/src/Fl_Clock.cxx
@@ -1,4 +1,33 @@
-// Fl_Clock.C
+//
+// "$Id"
+//
+// Clock widget for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
+
+#include <FL/Fl.H>
+#include <FL/Fl_Clock.H>
+#include <FL/fl_draw.H>
+#include <math.h>
+#include <time.h>
 
 // There really should be a way to make this display something other
 // than the current time...
@@ -7,12 +36,6 @@
 // Modifications by Mark Overmars for Forms
 // Further changes by Bill Spitzak for fltk
 
-#include <FL/Fl.H>
-#include <FL/Fl_Clock.H>
-#include <FL/fl_draw.H>
-#include <math.h>
-#include <time.h>
-
 const float hourhand[4][2] = {{-0.5f, 0}, {0, 1.5f}, {0.5f, 0}, {0, -7.0f}};
 const float  minhand[4][2] = {{-0.5f, 0}, {0, 1.5f}, {0.5f, 0}, {0, -11.5f}};
 const float  sechand[4][2] = {{-0.1f, 0}, {0, 2.0f}, {0.1f, 0}, {0, -11.5f}};
@@ -134,3 +157,7 @@ int Fl_Clock::handle(int event) {
   }
   return 0;
 }
+
+//
+// End of "$Id: Fl_Clock.cxx,v 1.2 1998/10/19 20:45:42 mike Exp $".
+//
diff --git a/src/Fl_Color_Chooser.cxx b/src/Fl_Color_Chooser.cxx
index fdd084b96..7a8df7581 100644
--- a/src/Fl_Color_Chooser.cxx
+++ b/src/Fl_Color_Chooser.cxx
@@ -1,4 +1,33 @@
-// Fl_Color_Chooser.C
+//
+// "$Id"
+//
+// Color chooser for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
+
+#include <FL/Fl.H>
+#include <FL/Fl_Color_Chooser.H>
+#include <FL/fl_draw.H>
+#include <FL/math.h>
+#include <stdio.h>
 
 // Besides being a useful object on it's own, the Fl_Color_Chooser was
 // an attempt to make a complex composite object that could be easily
@@ -9,12 +38,6 @@
 // chooser and a few buttons and current-color indicators.  It is an
 // easier interface for simple programs that just need a color.
 
-#include <FL/Fl.H>
-#include <FL/Fl_Color_Chooser.H>
-#include <FL/fl_draw.H>
-#include <FL/math.h>
-#include <stdio.h>
-
 // The "hue box" can be a circle or rectilinear.
 // You get a circle by defining this:
 // #define CIRCLE 1
@@ -229,7 +252,7 @@ int Flcc_ValueBox::handle(int e) {
   case FL_DRAG: {
     double Yf;
     Yf = 1-(Fl::event_y()-y()-Fl::box_dy(box()))/double(h()-Fl::box_dh(box()));
-    if (fabs(Yf-iv)<3*1.0/h()) Yf = iv;
+    if (fabs(Yf-iv)<(3*1.0/h())) Yf = iv;
     if (c->hsv(c->hue(),c->saturation(),Yf)) c->do_callback();
     } return 1;
   default:
@@ -401,3 +424,7 @@ int fl_color_chooser(const char* name, uchar& r, uchar& g, uchar& b) {
   }
   return 0;
 }
+
+//
+// End of "$Id: Fl_Color_Chooser.cxx,v 1.3 1998/10/19 20:45:42 mike Exp $".
+//
diff --git a/src/Fl_Counter.cxx b/src/Fl_Counter.cxx
index 66d1a8b35..6c6d45bdc 100644
--- a/src/Fl_Counter.cxx
+++ b/src/Fl_Counter.cxx
@@ -1,6 +1,27 @@
-// Fl_Counter.H
-
-// A numerical value with up/down step buttons.  From Forms.
+//
+// "$Id"
+//
+// Counter widget for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 #include <FL/Fl.H>
 #include <FL/Fl_Counter.H>
@@ -138,3 +159,7 @@ Fl_Counter::Fl_Counter(int x, int y, int w, int h, const char* l)
   textsize_ = FL_NORMAL_SIZE;
   textcolor_ = FL_BLACK;
 }
+
+//
+// End of "$Id: Fl_Counter.cxx,v 1.3 1998/10/19 20:45:43 mike Exp $".
+//
diff --git a/src/Fl_Dial.cxx b/src/Fl_Dial.cxx
index 8a19b4445..092bdf9b7 100644
--- a/src/Fl_Dial.cxx
+++ b/src/Fl_Dial.cxx
@@ -1,6 +1,27 @@
-// Fl_Dial.C
-
-// A circular dial control, like xv uses.  From Forms.
+//
+// "$Id"
+//
+// Circular dial widget for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 #include <FL/Fl.H>
 #include <FL/Fl_Dial.H>
@@ -89,7 +110,7 @@ int Fl_Dial::handle(int event, int x, int y, int w, int h) {
       if (my<0) angle = 0.75*M_PI + angle;
       else angle = -0.25*M_PI + angle;
     }
-    if (angle<-0.25*M_PI) angle += 2.0*M_PI;
+    if (angle<(-0.25*M_PI)) angle += 2.0*M_PI;
     val = minimum() + (maximum()-minimum())*angle/(1.5*M_PI);
     if (fabs(val-value()) < (maximum()-minimum())/2.0)
       handle_drag(clamp(round(val)));
@@ -111,3 +132,7 @@ Fl_Dial::Fl_Dial(int x, int y, int w, int h, const char* l)
   box(FL_OVAL_BOX);
   selection_color(FL_INACTIVE_COLOR); // was 37
 }
+
+//
+// End of "$Id: Fl_Dial.cxx,v 1.3 1998/10/19 20:45:44 mike Exp $".
+//
diff --git a/src/Fl_Double_Window.cxx b/src/Fl_Double_Window.cxx
index b25552cc0..ee98dbaa9 100644
--- a/src/Fl_Double_Window.cxx
+++ b/src/Fl_Double_Window.cxx
@@ -1,11 +1,27 @@
-// Fl_Double_Window.C
-
-// A double-buffered window.  This is achieved by using the Xdbe extension,
-// or a pixmap if that is not available.
-
-// On systems that support double buffering "naturally" the base
-// Fl_Window class will probably do double-buffer and this subclass
-// does nothing.
+//
+// "$Id"
+//
+// Double-buffered window code for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 #include <config.h>
 #include <FL/Fl.H>
@@ -13,6 +29,10 @@
 #include <FL/x.H>
 #include <FL/fl_draw.H>
 
+// On systems that support double buffering "naturally" the base
+// Fl_Window class will probably do double-buffer and this subclass
+// does nothing.
+
 #if USE_XDBE
 
 #include <X11/extensions/Xdbe.h>
@@ -164,3 +184,7 @@ void Fl_Double_Window::hide() {
 Fl_Double_Window::~Fl_Double_Window() {
   hide();
 }
+
+//
+// End of "$Id: Fl_Double_Window.cxx,v 1.7 1998/10/19 20:45:44 mike Exp $".
+//
diff --git a/src/Fl_Font.H b/src/Fl_Font.H
index 5296b9e2e..93874b099 100644
--- a/src/Fl_Font.H
+++ b/src/Fl_Font.H
@@ -1,11 +1,34 @@
-// Fl_Font.H
+//
+// "$Id"
+//
+// Font definitions for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Two internal fltk data structures:
-
+//
 // Fl_Fontdesc: an entry into the fl_font() table.  This entry may contain
 // several "fonts" according to the system, for instance under X all the
 // sizes are different X fonts, but only one fl_font.
-
+//
 // Fl_XFont: a structure for an actual system font, with junk to help
 // choose it and info on character sizes.  Each Fl_Font has a linked
 // list of these.  These are created the first time each system font
@@ -61,3 +84,7 @@ void fl_draw(const char *, int x, int y, int w, int h, Fl_Align,
 	     void (*callthis)(const char *, int n, int x, int y));
 
 #endif
+
+//
+// End of "$Id: Fl_Font.H,v 1.2 1998/10/19 20:45:45 mike Exp $".
+//
diff --git a/src/Fl_Gl_Choice.H b/src/Fl_Gl_Choice.H
index c112559a9..d9ba235f3 100644
--- a/src/Fl_Gl_Choice.H
+++ b/src/Fl_Gl_Choice.H
@@ -1,5 +1,30 @@
-// Internal interface to set up OpenGL.
+//
+// "$Id"
+//
+// OpenGL definitions for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
+// Internal interface to set up OpenGL.
+//
 // A "Fl_Gl_Choice" is used to cache results of calling the
 // OpenGL code for system-specific information needed to
 // implement a "mode".
@@ -55,3 +80,7 @@ HDC fl_private_dc(Fl_Window*, int, Fl_Gl_Choice **gp);
 #endif
 
 #endif
+
+//
+// End of "$Id: Fl_Gl_Choice.H,v 1.2 1998/10/19 20:45:46 mike Exp $".
+//
diff --git a/src/Fl_Gl_Choice.cxx b/src/Fl_Gl_Choice.cxx
index cd5c497d7..883df7eb3 100644
--- a/src/Fl_Gl_Choice.cxx
+++ b/src/Fl_Gl_Choice.cxx
@@ -1,5 +1,27 @@
-// Internal interface to select glX visuals
-// Called by Fl_Gl_Window.C and by gl_visual() (in gl_start.C)
+//
+// "$Id"
+//
+// OpenGL visual selection code for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 #include <config.h>
 #if HAVE_GL
@@ -155,3 +177,7 @@ HDC fl_private_dc(Fl_Window* w, int mode, Fl_Gl_Choice **gp) {
 #endif
 
 #endif
+
+//
+// End of "$Id: Fl_Gl_Choice.cxx,v 1.2 1998/10/19 20:45:45 mike Exp $".
+//
diff --git a/src/Fl_Gl_Overlay.cxx b/src/Fl_Gl_Overlay.cxx
index 0632ae649..1fdd5e676 100644
--- a/src/Fl_Gl_Overlay.cxx
+++ b/src/Fl_Gl_Overlay.cxx
@@ -1,4 +1,40 @@
-// Fl_Gl_Overlay.C
+//
+// "$Id"
+//
+// OpenGL overlay code for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
+
+#include <config.h>
+#if HAVE_GL
+
+#include <FL/Fl.H>
+#include <FL/Fl_Gl_Window.H>
+#include <FL/x.H>
+#include "Fl_Gl_Choice.H"
+#include <stdlib.h>
+
+#if HAVE_GL_OVERLAY
+
+#ifndef WIN32
 
 // Methods on Fl_Gl_Window that create an overlay window.  Because
 // many programs don't need the overlay, this is seperated into this
@@ -15,19 +51,6 @@
 // "faked" by drawing into the main layers.  This is indicated by
 // setting overlay == this.
 
-#include <config.h>
-#if HAVE_GL
-
-#include <FL/Fl.H>
-#include <FL/Fl_Gl_Window.H>
-#include <FL/x.H>
-#include "Fl_Gl_Choice.H"
-#include <stdlib.h>
-
-#if HAVE_GL_OVERLAY
-
-#ifndef WIN32
-
 extern XVisualInfo *fl_find_overlay_visual();
 extern XVisualInfo *fl_overlay_visual;
 extern Colormap fl_overlay_colormap;
@@ -173,3 +196,7 @@ void Fl_Gl_Window::hide_overlay() {
 }
 
 #endif
+
+//
+// End of "$Id: Fl_Gl_Overlay.cxx,v 1.3 1998/10/19 20:45:47 mike Exp $".
+//
diff --git a/src/Fl_Gl_Window.cxx b/src/Fl_Gl_Window.cxx
index a7f96118e..f17cae254 100644
--- a/src/Fl_Gl_Window.cxx
+++ b/src/Fl_Gl_Window.cxx
@@ -1,4 +1,27 @@
-// Fl_Gl_Window.C
+//
+// "$Id"
+//
+// OpenGL window code for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 #include <config.h>
 #if HAVE_GL
@@ -285,3 +308,7 @@ void Fl_Gl_Window::init() {
 void Fl_Gl_Window::draw_overlay() {}
 
 #endif
+
+//
+// End of "$Id: Fl_Gl_Window.cxx,v 1.6 1998/10/19 20:45:47 mike Exp $".
+//
diff --git a/src/Fl_Group.cxx b/src/Fl_Group.cxx
index 373fdfd1e..b6668d70b 100644
--- a/src/Fl_Group.cxx
+++ b/src/Fl_Group.cxx
@@ -1,4 +1,27 @@
-// Fl_Group.C
+//
+// "$Id"
+//
+// Group widget for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // The Fl_Group is the only defined container type in fltk.
 
@@ -441,3 +464,6 @@ void Fl_Group::draw_outside_label(const Fl_Widget& w) const {
   w.draw_label(X,Y,W,H,(Fl_Align)align);
 }
 
+//
+// End of "$Id: Fl_Group.cxx,v 1.3 1998/10/19 20:45:48 mike Exp $".
+//
diff --git a/src/Fl_Image.cxx b/src/Fl_Image.cxx
index 7ab4bfb86..e04d71af9 100644
--- a/src/Fl_Image.cxx
+++ b/src/Fl_Image.cxx
@@ -1,6 +1,27 @@
-// Fl_Image.C
-
-// Draw a image in a box.
+//
+// "$Id"
+//
+// Image drawing code for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 #include <FL/Fl.H>
 #include <FL/fl_draw.H>
@@ -63,3 +84,7 @@ void Fl_Image::label(Fl_Menu_Item* o) {
   Fl::set_labeltype(_FL_IMAGE_LABEL, image_labeltype, image_measure);
   o->label(_FL_IMAGE_LABEL, (const char*)this);
 }
+
+//
+// End of "$Id: Fl_Image.cxx,v 1.3 1998/10/19 20:45:49 mike Exp $".
+//
diff --git a/src/Fl_Input.cxx b/src/Fl_Input.cxx
index 9606f89e0..1170b279b 100644
--- a/src/Fl_Input.cxx
+++ b/src/Fl_Input.cxx
@@ -1,4 +1,27 @@
-// Fl_Input.C
+//
+// "$Id"
+//
+// Input widget for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // This is the "user interface", it decodes user actions into what to
 // do to the text.  See also Fl_Input_.C, where the text is actually
@@ -297,3 +320,7 @@ int Fl_Input::handle(int event) {
 
 Fl_Input::Fl_Input(int x, int y, int w, int h, const char *l)
 : Fl_Input_(x, y, w, h, l) {}
+
+//
+// End of "$Id: Fl_Input.cxx,v 1.3 1998/10/19 20:45:49 mike Exp $".
+//
diff --git a/src/Fl_Input_.cxx b/src/Fl_Input_.cxx
index e4dbadf14..f7369c433 100644
--- a/src/Fl_Input_.cxx
+++ b/src/Fl_Input_.cxx
@@ -1,4 +1,27 @@
-// Fl_Input_.C
+//
+// "$Id"
+//
+// Common input widget routines for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // This is the base class for Fl_Input.  You can use it directly
 // if you are one of those people who like to define their own
@@ -701,4 +724,6 @@ Fl_Input_::~Fl_Input_() {
   if (bufsize) free((void*)buffer);
 }
 
-// end of Fl_Input_.C
+//
+// End of "$Id: Fl_Input_.cxx,v 1.3 1998/10/19 20:45:50 mike Exp $".
+//
diff --git a/src/Fl_Light_Button.cxx b/src/Fl_Light_Button.cxx
index dcf7400f5..ba8ee9edd 100644
--- a/src/Fl_Light_Button.cxx
+++ b/src/Fl_Light_Button.cxx
@@ -1,4 +1,27 @@
-// Fl_Light_Button.C
+//
+// "$Id"
+//
+// Lighted button widget for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Subclass of Fl_Button where the "box" indicates whether it is
 // pushed or not, and the "down box" is drawn small and square on
@@ -45,3 +68,7 @@ Fl_Light_Button::Fl_Light_Button(int x, int y, int w, int h, const char* l)
   selection_color(FL_YELLOW);
   align(FL_ALIGN_LEFT|FL_ALIGN_INSIDE);
 }
+
+//
+// End of "$Id: Fl_Light_Button.cxx,v 1.2 1998/10/19 20:45:51 mike Exp $".
+//
diff --git a/src/Fl_Menu.cxx b/src/Fl_Menu.cxx
index 3cb87924d..afee88cf0 100644
--- a/src/Fl_Menu.cxx
+++ b/src/Fl_Menu.cxx
@@ -1,7 +1,27 @@
-// Fl_Menu.C
-
-// fltk (Fast Light Tool Kit) version 0.99
-// Copyright (C) 1998 Bill Spitzak
+//
+// "$Id"
+//
+// Menu code for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Warning: this menu code is quite a mess!
 
@@ -691,4 +711,6 @@ const Fl_Menu_Item* Fl_Menu_Item::test_shortcut() const {
   return ret;
 }
 
-// end of Fl_Menu.C
+//
+// End of "$Id: Fl_Menu.cxx,v 1.3 1998/10/19 20:45:51 mike Exp $".
+//
diff --git a/src/Fl_Menu_.cxx b/src/Fl_Menu_.cxx
index a045b3489..676f46431 100644
--- a/src/Fl_Menu_.cxx
+++ b/src/Fl_Menu_.cxx
@@ -1,4 +1,27 @@
-// Fl_Menu_.C
+//
+// "$Id"
+//
+// Common menu code for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // This is a base class for all items that have a menu:
 //	Fl_Menu_Bar, Fl_Menu_Button, Fl_Choice
@@ -93,4 +116,6 @@ Fl_Menu_::~Fl_Menu_() {
   // if (alloc) clear();
 }
 
-// end of Fl_Menu_.C
+//
+// End of "$Id: Fl_Menu_.cxx,v 1.2 1998/10/19 20:45:52 mike Exp $".
+//
diff --git a/src/Fl_Menu_Bar.cxx b/src/Fl_Menu_Bar.cxx
index 763f1acb1..b79de55ca 100644
--- a/src/Fl_Menu_Bar.cxx
+++ b/src/Fl_Menu_Bar.cxx
@@ -1,3 +1,28 @@
+//
+// "$Id"
+//
+// Menu bar widget for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
+
 #include <FL/Fl.H>
 #include <FL/Fl_Menu_Bar.H>
 
@@ -31,3 +56,6 @@ int Fl_Menu_Bar::handle(int event) {
   return 0;
 }
 
+//
+// End of "$Id: Fl_Menu_Bar.cxx,v 1.2 1998/10/19 20:45:53 mike Exp $".
+//
diff --git a/src/Fl_Menu_Button.cxx b/src/Fl_Menu_Button.cxx
index 96c250063..1d17f7a3c 100644
--- a/src/Fl_Menu_Button.cxx
+++ b/src/Fl_Menu_Button.cxx
@@ -1,4 +1,27 @@
-// Fl_Menu_Button.C
+//
+// "$Id"
+//
+// Menu button widget for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 #include <FL/Fl.H>
 #include <FL/Fl_Menu_Button.H>
@@ -54,4 +77,6 @@ Fl_Menu_Button::Fl_Menu_Button(int X,int Y,int W,int H,const char *l)
   down_box(FL_NO_BOX);
 }
 
-// end of Fl_Menu_Button.C
+//
+// End of "$Id: Fl_Menu_Button.cxx,v 1.2 1998/10/19 20:45:53 mike Exp $".
+//
diff --git a/src/Fl_Menu_Window.cxx b/src/Fl_Menu_Window.cxx
index aab069849..eb1595a8b 100644
--- a/src/Fl_Menu_Window.cxx
+++ b/src/Fl_Menu_Window.cxx
@@ -1,4 +1,27 @@
-// Fl_Menu_Window.H
+//
+// "$Id"
+//
+// Menu window code for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // This is the window type used by Fl_Menu to make the pop-ups.
 // It draws in the overlay planes if possible.
@@ -131,4 +154,6 @@ void Fl::release() {
   return;
 }
 
-// end of Fl_Menu_Window.C
+//
+// End of "$Id: Fl_Menu_Window.cxx,v 1.3 1998/10/19 20:45:54 mike Exp $".
+//
diff --git a/src/Fl_Menu_add.cxx b/src/Fl_Menu_add.cxx
index 1aee7517a..b2801d9aa 100644
--- a/src/Fl_Menu_add.cxx
+++ b/src/Fl_Menu_add.cxx
@@ -1,4 +1,27 @@
-// Fl_Menu_add.C
+//
+// "$Id"
+//
+// Menu utilities for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Methods to alter the menu in an Fl_Menu_ widget.
 // This code is seperated so that it is not linked in if not used.
@@ -148,4 +171,6 @@ void Fl_Menu_::clear() {
   }
 }
 
-// end of Fl_Menu_.C
+//
+// End of "$Id: Fl_Menu_add.cxx,v 1.2 1998/10/19 20:45:54 mike Exp $".
+//
diff --git a/src/Fl_Menu_global.cxx b/src/Fl_Menu_global.cxx
index ddbf8e1de..3eb756557 100644
--- a/src/Fl_Menu_global.cxx
+++ b/src/Fl_Menu_global.cxx
@@ -1,4 +1,27 @@
-// Fl_Menu_global.C
+//
+// "$Id"
+//
+// Global menu shortcut code for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Make all the shortcuts in this menu global.
 // Currently only one menu at a time and you cannot destruct the menu,
@@ -18,3 +41,7 @@ void Fl_Menu_::global() {
   if (!the_widget) Fl::add_handler(handler);
   the_widget = this;
 }
+
+//
+// End of "$Id: Fl_Menu_global.cxx,v 1.2 1998/10/19 20:45:55 mike Exp $".
+//
diff --git a/src/Fl_Multi_Label.cxx b/src/Fl_Multi_Label.cxx
index e2b59168b..0694bd8d8 100644
--- a/src/Fl_Multi_Label.cxx
+++ b/src/Fl_Multi_Label.cxx
@@ -1,4 +1,27 @@
-// Fl_Multi_Label.C
+//
+// "$Id"
+//
+// Multi-label widget for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Allows two labels to be used on a widget (by having one of them
 // be one of these it allows an infinte number!)
@@ -49,3 +72,7 @@ void Fl_Multi_Label::label(Fl_Menu_Item* o) {
   Fl::set_labeltype(_FL_MULTI_LABEL, multi_labeltype, multi_measure);
   o->label(_FL_MULTI_LABEL, (const char*)this);
 }
+
+//
+// End of "$Id: Fl_Multi_Label.cxx,v 1.2 1998/10/19 20:45:56 mike Exp $".
+//
diff --git a/src/Fl_Output.cxx b/src/Fl_Output.cxx
index a9bde2676..a7eddd7fd 100644
--- a/src/Fl_Output.cxx
+++ b/src/Fl_Output.cxx
@@ -1,4 +1,27 @@
-// Fl_Output.C
+//
+// "$Id"
+//
+// Output widget for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // This subclass of Fl_Input_ does not allow user to edit the output.
 // Used to display output.
@@ -21,3 +44,7 @@ int Fl_Output::handle(int event) {
 	x()+Fl::box_dx(b)+3, y()+Fl::box_dy(b),
 	w()-Fl::box_dw(b)-6, h()-Fl::box_dh(b));
 }
+
+//
+// End of "$Id: Fl_Output.cxx,v 1.3 1998/10/19 20:45:56 mike Exp $".
+//
diff --git a/src/Fl_Overlay_Window.cxx b/src/Fl_Overlay_Window.cxx
index 72780f2f3..761477e4e 100644
--- a/src/Fl_Overlay_Window.cxx
+++ b/src/Fl_Overlay_Window.cxx
@@ -1,4 +1,27 @@
-// Fl_Overlay_Window.C
+//
+// "$Id"
+//
+// Overlay window code for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // A window using double-buffering and able to draw an overlay
 // on top of that.  Uses the hardware to draw the overlay if
@@ -115,4 +138,6 @@ void Fl_Overlay_Window::redraw_overlay() {
 
 #endif
 
-// End of Fl_Overlay_Window.C
+//
+// End of "$Id: Fl_Overlay_Window.cxx,v 1.4 1998/10/19 20:45:57 mike Exp $".
+//
diff --git a/src/Fl_Pack.cxx b/src/Fl_Pack.cxx
index 551755a7d..2b0bf1958 100644
--- a/src/Fl_Pack.cxx
+++ b/src/Fl_Pack.cxx
@@ -1,4 +1,27 @@
-// Fl_Pack.C
+//
+// "$Id"
+//
+// Packing widget for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Based on code by Curtis Edwards
 // Group that compresses all it's children together and resizes to surround
@@ -76,3 +99,7 @@ void Fl_Pack::draw() {
   if (tw != w() || th != h()) {Fl_Widget::resize(x(),y(),tw,th); d = FL_DAMAGE_ALL;}
   if (d&FL_DAMAGE_ALL) draw_box();
 }
+
+//
+// End of "$Id: Fl_Pack.cxx,v 1.3 1998/10/19 20:45:57 mike Exp $".
+//
diff --git a/src/Fl_Pixmap.cxx b/src/Fl_Pixmap.cxx
index 47777e047..987aaf1dd 100644
--- a/src/Fl_Pixmap.cxx
+++ b/src/Fl_Pixmap.cxx
@@ -1,4 +1,27 @@
-// Fl_Pixmap.C
+//
+// "$Id"
+//
+// Pixmap drawing code for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Draws X pixmap data, keeping it stashed in a server pixmap so it
 // redraws fast.
@@ -115,3 +138,7 @@ void Fl_Pixmap::label(Fl_Menu_Item* o) {
   Fl::set_labeltype(_FL_PIXMAP_LABEL, pixmap_labeltype, pixmap_measure);
   o->label(_FL_PIXMAP_LABEL, (const char*)this);
 }
+
+//
+// End of "$Id: Fl_Pixmap.cxx,v 1.3 1998/10/19 20:45:58 mike Exp $".
+//
diff --git a/src/Fl_Positioner.cxx b/src/Fl_Positioner.cxx
index 017a4ef4d..c90ce5aba 100644
--- a/src/Fl_Positioner.cxx
+++ b/src/Fl_Positioner.cxx
@@ -1,4 +1,27 @@
-// Fl_Positioner.C
+//
+// "$Id"
+//
+// Positioner widget for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // The positioner widget from Forms, gives 2D input
 // Written by: Mark Overmars
@@ -104,3 +127,7 @@ void Fl_Positioner::ybounds(double a, double b) {
     redraw();
   }
 }
+
+//
+// End of "$Id: Fl_Positioner.cxx,v 1.2 1998/10/19 20:45:59 mike Exp $".
+//
diff --git a/src/Fl_Repeat_Button.cxx b/src/Fl_Repeat_Button.cxx
index e13e05c44..6839ed281 100644
--- a/src/Fl_Repeat_Button.cxx
+++ b/src/Fl_Repeat_Button.cxx
@@ -1,4 +1,27 @@
-// Fl_Repeat_Button.C
+//
+// "$Id"
+//
+// Repeat button widget for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 #include <FL/Fl.H>
 #include <FL/Fl_Repeat_Button.H>
@@ -34,3 +57,7 @@ int Fl_Repeat_Button::handle(int event) {
     return Fl_Button::handle(event);
   }
 }
+
+//
+// End of "$Id: Fl_Repeat_Button.cxx,v 1.2 1998/10/19 20:45:59 mike Exp $".
+//
diff --git a/src/Fl_Return_Button.cxx b/src/Fl_Return_Button.cxx
index 6d2e224ff..93c826cf1 100644
--- a/src/Fl_Return_Button.cxx
+++ b/src/Fl_Return_Button.cxx
@@ -1,4 +1,27 @@
-// Fl_Return_Button.C
+//
+// "$Id"
+//
+// Return button widget for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 #include <FL/Fl.H>
 #include <FL/Fl_Return_Button.H>
@@ -40,3 +63,7 @@ int Fl_Return_Button::handle(int event) {
   } else
     return Fl_Button::handle(event);
 }
+
+//
+// End of "$Id: Fl_Return_Button.cxx,v 1.2 1998/10/19 20:46:00 mike Exp $".
+//
diff --git a/src/Fl_Roller.cxx b/src/Fl_Roller.cxx
index ef25d9e89..fe233ea84 100644
--- a/src/Fl_Roller.cxx
+++ b/src/Fl_Roller.cxx
@@ -1,4 +1,27 @@
-// Fl_Roller.C
+//
+// "$Id"
+//
+// Roller widget for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Rapid-App style knob
 
@@ -108,4 +131,6 @@ Fl_Roller::Fl_Roller(int X,int Y,int W,int H,const char* L)
   step(1,1000);
 }
 
-// end of Fl_Roller.C
+//
+// End of "$Id: Fl_Roller.cxx,v 1.3 1998/10/19 20:46:00 mike Exp $".
+//
diff --git a/src/Fl_Round_Button.cxx b/src/Fl_Round_Button.cxx
index 34a3eab72..d780c2521 100644
--- a/src/Fl_Round_Button.cxx
+++ b/src/Fl_Round_Button.cxx
@@ -1,4 +1,27 @@
-// Fl_Round_Button.C
+//
+// "$Id"
+//
+// Round button for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // A subclass of Fl_Button that always draws as a round circle.  This
 // circle is smaller than the widget size and can be surrounded by
@@ -13,3 +36,7 @@ Fl_Round_Button::Fl_Round_Button(int x,int y,int w,int h, const char *l)
   down_box(FL_ROUND_DOWN_BOX);
   selection_color(FL_RED);
 }
+
+//
+// End of "$Id: Fl_Round_Button.cxx,v 1.2 1998/10/19 20:46:01 mike Exp $".
+//
diff --git a/src/Fl_Scroll.cxx b/src/Fl_Scroll.cxx
index 00fa7d3e2..7b154aa17 100644
--- a/src/Fl_Scroll.cxx
+++ b/src/Fl_Scroll.cxx
@@ -1,4 +1,27 @@
-// Fl_Scroll.C
+//
+// "$Id"
+//
+// Scroll widget for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 #include <FL/Fl.H>
 #include <FL/Fl_Scroll.H>
@@ -207,4 +230,6 @@ int Fl_Scroll::handle(int event) {
   return Fl_Group::handle(event);
 }
 
-// end of Fl_Scroll.C
+//
+// End of "$Id: Fl_Scroll.cxx,v 1.3 1998/10/19 20:46:02 mike Exp $".
+//
diff --git a/src/Fl_Scrollbar.cxx b/src/Fl_Scrollbar.cxx
index a34da88dd..025785dd5 100644
--- a/src/Fl_Scrollbar.cxx
+++ b/src/Fl_Scrollbar.cxx
@@ -1,4 +1,27 @@
-// Fl_Scrollbar.C
+//
+// "$Id"
+//
+// Scroll bar widget for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 #include <FL/Fl.H>
 #include <FL/Fl_Scrollbar.H>
@@ -156,3 +179,7 @@ Fl_Scrollbar::Fl_Scrollbar(int X, int Y, int W, int H, const char* L)
   pushed_ = 0;
   step(1);
 }
+
+//
+// End of "$Id: Fl_Scrollbar.cxx,v 1.3 1998/10/19 20:46:02 mike Exp $".
+//
diff --git a/src/Fl_Single_Window.cxx b/src/Fl_Single_Window.cxx
index 6bfe091a5..9cb4cfc4f 100644
--- a/src/Fl_Single_Window.cxx
+++ b/src/Fl_Single_Window.cxx
@@ -1,14 +1,39 @@
-/*	Fl_Single_Window.H
+//
+// "$Id"
+//
+// Single-buffered window for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
-	A window with a single-buffered context
-
-	This is provided for systems where the base class is double
-	buffered.  You can turn it off using this subclass in case
-	your display looks better without it.
-
-*/
+//	A window with a single-buffered context
+//
+//	This is provided for systems where the base class is double
+//	buffered.  You can turn it off using this subclass in case
+//	your display looks better without it.
 
 #include <FL/Fl_Single_Window.H>
 
 void Fl_Single_Window::show() {Fl_Window::show();}
 void Fl_Single_Window::flush() {Fl_Window::flush();}
+
+//
+// End of "$Id: Fl_Single_Window.cxx,v 1.2 1998/10/19 20:46:03 mike Exp $".
+//
diff --git a/src/Fl_Slider.cxx b/src/Fl_Slider.cxx
index c25d1134d..0387fc8be 100644
--- a/src/Fl_Slider.cxx
+++ b/src/Fl_Slider.cxx
@@ -1,4 +1,27 @@
-// Fl_Slider.C
+//
+// "$Id"
+//
+// Slider widget for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 #include <FL/Fl.H>
 #include <FL/Fl_Slider.H>
@@ -203,4 +226,6 @@ int Fl_Slider::handle(int event) {
   return handle(event, x(), y(), w(), h());
 }
 
-// End of Fl_Slider.C
+//
+// End of "$Id: Fl_Slider.cxx,v 1.3 1998/10/19 20:46:03 mike Exp $".
+//
diff --git a/src/Fl_Tabs.cxx b/src/Fl_Tabs.cxx
index fc9c73a87..6490f4767 100644
--- a/src/Fl_Tabs.cxx
+++ b/src/Fl_Tabs.cxx
@@ -1,4 +1,27 @@
-// Fl_Tabs.C
+//
+// "$Id"
+//
+// Tab widget for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // This is the "file card tabs" interface to allow you to put lots and lots
 // of buttons and switches in a panel, as popularized by many toolkits.
@@ -232,3 +255,7 @@ Fl_Tabs::Fl_Tabs(int X,int Y,int W, int H, const char *l) :
     box(FL_THIN_UP_BOX);
     value_ = push_ = 0;
 }
+
+//
+// End of "$Id: Fl_Tabs.cxx,v 1.3 1998/10/19 20:46:04 mike Exp $".
+//
diff --git a/src/Fl_Tile.cxx b/src/Fl_Tile.cxx
index d422b844d..d7cffd194 100644
--- a/src/Fl_Tile.cxx
+++ b/src/Fl_Tile.cxx
@@ -1,5 +1,29 @@
-// Fl_Tile.C - Group of 2 or 4 "tiles" that can be resized by dragging border
-
+//
+// "$Id"
+//
+// Tile widget for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
+
+// Group of 2 or 4 "tiles" that can be resized by dragging border
 // The size of the first child determines where the resize border is.
 // The resizebox is used to limit where the border can be dragged to.
 
@@ -170,4 +194,6 @@ int Fl_Tile::handle(int event) {
   return Fl_Group::handle(event);
 }
 
-// end of Fl_Tile.C
+//
+// End of "$Id: Fl_Tile.cxx,v 1.2 1998/10/19 20:46:05 mike Exp $".
+//
diff --git a/src/Fl_Valuator.cxx b/src/Fl_Valuator.cxx
index c65e33ee0..28d1f36f8 100644
--- a/src/Fl_Valuator.cxx
+++ b/src/Fl_Valuator.cxx
@@ -1,4 +1,27 @@
-// Fl_Valuator.C
+//
+// "$Id"
+//
+// Valuator widget for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Base class for sliders and all other one-value "knobs"
 
@@ -98,3 +121,7 @@ int Fl_Valuator::format(char* buffer) {
   if (x == B) i--;
   return sprintf(buffer, "%.*f", i, v);
 }
+
+//
+// End of "$Id: Fl_Valuator.cxx,v 1.3 1998/10/19 20:46:05 mike Exp $".
+//
diff --git a/src/Fl_Value_Input.cxx b/src/Fl_Value_Input.cxx
index f90207473..1d6d05295 100644
--- a/src/Fl_Value_Input.cxx
+++ b/src/Fl_Value_Input.cxx
@@ -1,7 +1,29 @@
-// Fl_Value_Input.C
+//
+// "$Id"
+//
+// Value input widget for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Fltk widget for drag-adjusting a floating point value.
-
 // Warning: this works by making a child Fl_Input object, even
 // though this object is *not* an Fl_Group.  May be a kludge?
 
@@ -98,3 +120,7 @@ Fl_Value_Input::Fl_Value_Input(int x, int y, int w, int h, const char* l)
   align(FL_ALIGN_LEFT);
   value_damage();
 }
+
+//
+// End of "$Id: Fl_Value_Input.cxx,v 1.3 1998/10/19 20:46:06 mike Exp $".
+//
diff --git a/src/Fl_Value_Output.cxx b/src/Fl_Value_Output.cxx
index eabad9265..8ce6b42c9 100644
--- a/src/Fl_Value_Output.cxx
+++ b/src/Fl_Value_Output.cxx
@@ -1,4 +1,27 @@
-// Fl_Value_Output.C
+//
+// "$Id"
+//
+// Value output widget for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Fltk widget for drag-adjusting a floating point value.
 // This is much lighter than Fl_Value_Input because it has no text editor
@@ -71,3 +94,7 @@ Fl_Value_Output::Fl_Value_Output(int x,int y,int w,int h,const char *l)
   textcolor_ = FL_BLACK;
   soft_ = 0;
 }
+
+//
+// End of "$Id: Fl_Value_Output.cxx,v 1.3 1998/10/19 20:46:07 mike Exp $".
+//
diff --git a/src/Fl_Value_Slider.cxx b/src/Fl_Value_Slider.cxx
index ade51106d..73bad7057 100644
--- a/src/Fl_Value_Slider.cxx
+++ b/src/Fl_Value_Slider.cxx
@@ -1,4 +1,27 @@
-/*	Fl_Value_Slider.C	*/
+//
+// "$Id"
+//
+// Value slider widget for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 #include <FL/Fl.H>
 #include <FL/Fl_Value_Slider.H>
@@ -42,4 +65,6 @@ int Fl_Value_Slider::handle(int event) {
   return Fl_Slider::handle(event,sxx,syy,sww,shh);
 }
 
-// End of Fl_Value_Slider.C
+//
+// End of "$Id: Fl_Value_Slider.cxx,v 1.2 1998/10/19 20:46:07 mike Exp $".
+//
diff --git a/src/Fl_Widget.cxx b/src/Fl_Widget.cxx
index 65fda468c..ffa24eda8 100644
--- a/src/Fl_Widget.cxx
+++ b/src/Fl_Widget.cxx
@@ -1,7 +1,27 @@
-// Fl_Widget.C
-
-// fltk (Fast Light Tool Kit) version 0.99
-// Copyright (C) 1998 Bill Spitzak
+//
+// "$Id"
+//
+// Base widget class for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 #include <FL/Fl.H>
 #include <FL/Fl_Widget.H>
@@ -162,3 +182,7 @@ int Fl_Widget::contains(const Fl_Widget *o) const {
   for (; o; o = o->parent_) if (o == this) return 1;
   return 0;
 }
+
+//
+// End of "$Id: Fl_Widget.cxx,v 1.2 1998/10/19 20:46:08 mike Exp $".
+//
diff --git a/src/Fl_Window.cxx b/src/Fl_Window.cxx
index 9c987df4e..d6aea26c2 100644
--- a/src/Fl_Window.cxx
+++ b/src/Fl_Window.cxx
@@ -1,7 +1,27 @@
-// Fl_Window.C
-
-// fltk (Fast Light Tool Kit) version 0.99
-// Copyright (C) 1998 Bill Spitzak
+//
+// "$Id"
+//
+// Window widget class for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // The Fl_Window is a window in the fltk library.
 // This is the system-independent portions.  The huge amount of 
@@ -80,4 +100,6 @@ void Fl_Window::default_callback(Fl_Window* window, void* v) {
   Fl::atclose(window, v);
 }
 
-// End of Fl_Window.C
+//
+// End of "$Id: Fl_Window.cxx,v 1.2 1998/10/19 20:46:09 mike Exp $".
+//
diff --git a/src/Fl_Window_fullscreen.cxx b/src/Fl_Window_fullscreen.cxx
index 332a52cc4..d077f7f51 100644
--- a/src/Fl_Window_fullscreen.cxx
+++ b/src/Fl_Window_fullscreen.cxx
@@ -1,3 +1,28 @@
+//
+// "$Id"
+//
+// Fullscreen window support for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
+
 // Turning the border on/off by changing the motif_wm_hints property
 // works on Irix 4DWM.  Does not appear to work for any other window
 // manager.  Fullscreen still works on some window managers (fvwm is one)
@@ -44,3 +69,6 @@ void Fl_Window::fullscreen_off(int X,int Y,int W,int H) {
 #endif
 }
 
+//
+// End of "$Id: Fl_Window_fullscreen.cxx,v 1.2 1998/10/19 20:46:09 mike Exp $".
+//
diff --git a/src/Fl_Window_hotspot.cxx b/src/Fl_Window_hotspot.cxx
index 9a6f58a20..c7a560f36 100644
--- a/src/Fl_Window_hotspot.cxx
+++ b/src/Fl_Window_hotspot.cxx
@@ -1,4 +1,27 @@
-// Fl_Window_hotspot.C
+//
+// "$Id"
+//
+// Common hotspot routines for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 #include <FL/Fl.H>
 #include <FL/Fl_Window.H>
@@ -25,3 +48,7 @@ void Fl_Window::hotspot(const Fl_Widget *o, int offscreen) {
   }
   hotspot(X,Y,offscreen);
 }
+
+//
+// End of "$Id: Fl_Window_hotspot.cxx,v 1.2 1998/10/19 20:46:10 mike Exp $".
+//
diff --git a/src/Fl_Window_iconize.cxx b/src/Fl_Window_iconize.cxx
index 6fbb35c66..450264093 100644
--- a/src/Fl_Window_iconize.cxx
+++ b/src/Fl_Window_iconize.cxx
@@ -1,5 +1,27 @@
-// X-specific code that is not called by all programs, so it is put
-// here in it's own source file to make programs smaller.
+//
+// "$Id"
+//
+// Window minification code for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 #include <FL/x.H>
 
@@ -17,3 +39,7 @@ void Fl_Window::iconize() {
 #endif
   }
 }
+
+//
+// End of "$Id: Fl_Window_iconize.cxx,v 1.3 1998/10/19 20:46:11 mike Exp $".
+//
diff --git a/src/Fl_XColor.H b/src/Fl_XColor.H
index 0f2936d74..28b4591fd 100644
--- a/src/Fl_XColor.H
+++ b/src/Fl_XColor.H
@@ -1,5 +1,27 @@
-// X-specific structure for storing allocated colors.  Used by fl_color.C,
-// fl_draw_image.C, fl_set_color.C.
+//
+// "$Id"
+//
+// X-specific color definitions for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 #include <config.h>
 
@@ -16,3 +38,6 @@ extern Fl_XColor fl_xmap[/*overlay*/][256];
 extern unsigned char fl_redmask, fl_greenmask, fl_bluemask;
 extern int fl_redshift, fl_greenshift, fl_blueshift, fl_extrashift;
 
+//
+// End of "$Id: Fl_XColor.H,v 1.2 1998/10/19 20:46:11 mike Exp $".
+//
diff --git a/src/Fl_abort.cxx b/src/Fl_abort.cxx
index 047af80a9..3a9e024a8 100644
--- a/src/Fl_abort.cxx
+++ b/src/Fl_abort.cxx
@@ -1,3 +1,28 @@
+//
+// "$Id"
+//
+// Warning/error message code for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
+
 // This method is in it's own source file so that stdlib and stdio
 // do not need to be included in Fl.C:
 // You can also override this by redefining all of these.
@@ -25,22 +50,29 @@ static void error(const char *format, ...) {
   va_end(args);
   fputc('\n', stderr);
   fflush(stderr);
-//abort(); // this produces a core dump, probably not desirable?
   ::exit(1);
 }
 
 #else
 
-// windows version is currently lame as vsprintf() is missing?
-
 #include <windows.h>
 
 static void warning(const char *format, ...) {
-  MessageBox(0,format,"Fltk warning",MB_ICONEXCLAMATION|MB_OK);
+  va_list args;
+  char buf[1024];
+  va_start(args, format);
+  vsprintf(buf, format, args);
+  va_end(args);
+  MessageBox(0,buf,"Warning",MB_ICONEXCLAMATION|MB_OK);
 }
 
 static void error(const char *format, ...) {
-  MessageBox(0,format,"Fltk error",MB_ICONSTOP|MB_SYSTEMMODAL);
+  va_list args;
+  char buf[1024];
+  va_start(args, format);
+  vsprintf(buf, format, args);
+  va_end(args);
+  MessageBox(0,buf,"Error",MB_ICONSTOP|MB_SYSTEMMODAL);
   ::exit(1);
 }
 
@@ -49,3 +81,7 @@ static void error(const char *format, ...) {
 void (*Fl::warning)(const char* format, ...) = ::warning;
 void (*Fl::error)(const char* format, ...) = ::error;
 void (*Fl::fatal)(const char* format, ...) = ::error;
+
+//
+// End of "$Id: Fl_abort.cxx,v 1.2 1998/10/19 20:46:12 mike Exp $".
+//
diff --git a/src/Fl_add_idle.cxx b/src/Fl_add_idle.cxx
index 3b0e127c2..61a81b1c5 100644
--- a/src/Fl_add_idle.cxx
+++ b/src/Fl_add_idle.cxx
@@ -1,4 +1,27 @@
-// Fl_add_idle.C
+//
+// "$Id"
+//
+// Idle routine support for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Allows you to manage an arbitrary set of idle() callbacks.
 // Replaces the older set_idle() call (which is used to implement this)
@@ -60,3 +83,7 @@ void Fl::remove_idle(void (*cb)(void*), void* data) {
   p->next = freelist;
   freelist = p;
 }
+
+//
+// End of "$Id: Fl_add_idle.cxx,v 1.2 1998/10/19 20:46:13 mike Exp $".
+//
diff --git a/src/Fl_arg.cxx b/src/Fl_arg.cxx
index f15d4b5b7..2782d3bbd 100644
--- a/src/Fl_arg.cxx
+++ b/src/Fl_arg.cxx
@@ -1,4 +1,27 @@
-// Fl_arg.C
+//
+// "$Id"
+//
+// Optional argument initialization code for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // OPTIONAL initialization code for a program using fltk.
 // You do not need to call this!  Feel free to make up your own switches.
@@ -23,7 +46,7 @@ int XParseGeometry(const char*, int*, int*, unsigned int*, unsigned int*);
 #define YNegative 	0x0020
 #endif
 
-static int match(const char *a, const char *match, int atleast = 1) {
+static int match(const char *a, const char *match, int atleast = 2) {
   const char *b = match;
   while (*a && (*a == *b || tolower(*a) == *b)) {a++; b++;}
   return !*a && b >= match+atleast;
@@ -52,11 +75,7 @@ int Fl::arg(int argc, char **argv, int &i) {
   // a program.  Return 0 to indicate that we don't understand the
   // word, but set a flag (return_i) so that args() will return at
   // that point:
-  if (s[0] != '-' || !s[1]) {return_i = 1; return 0;}
-  if (s[1] == '-') {
-    if (!s[2]) {i++; return_i = 1; return 0;}
-    s++; // make "--word" work the same as "-word" for Gnu compatability
-  }
+  if (s[0] != '-' || s[1] == '-' || !s[1]) {return_i = 1; return 0;}
   s++; // point after the dash
 
   if (match(s, "iconic")) {
@@ -221,11 +240,11 @@ void Fl_Window::show(int argc, char **argv) {
 
 static const char * const helpmsg =
 "options are:\n"
-" -display host:n.n\n"
-" -geometry WxH+X+Y\n"
-" -title windowtitle\n"
-" -name classname\n"
-" -iconic\n"
+" -di[splay] host:n.n\n"
+" -ge[ometry] WxH+X+Y\n"
+" -ti[tle] windowtitle\n"
+" -na[me] classname\n"
+" -ic[onic]\n"
 " -fg color\n"
 " -bg color\n"
 " -bg2 color";
@@ -374,4 +393,6 @@ int XParseGeometry(const char* string, int* x, int* y,
 
 #endif // ifdef WIN32
 
-// end of Fl_Window_arg.C
+//
+// End of "$Id: Fl_arg.cxx,v 1.2 1998/10/19 20:46:13 mike Exp $".
+//
diff --git a/src/Fl_cutpaste.cxx b/src/Fl_cutpaste.cxx
index e7fcdd5e5..14f38828c 100644
--- a/src/Fl_cutpaste.cxx
+++ b/src/Fl_cutpaste.cxx
@@ -1,4 +1,27 @@
-// Fl_cutpaste.C
+//
+// "$Id"
+//
+// Cut/paste code for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Implementation of cut and paste.
 
@@ -124,4 +147,7 @@ void Fl::selection(Fl_Widget &owner, const char *stuff, int len) {
 }
 
 #endif
-// end of Fl_cutpaste.C
+
+//
+// End of "$Id: Fl_cutpaste.cxx,v 1.2 1998/10/19 20:46:14 mike Exp $".
+//
diff --git a/src/Fl_cutpaste_win32.cxx b/src/Fl_cutpaste_win32.cxx
index de60c8ed2..0627ead46 100644
--- a/src/Fl_cutpaste_win32.cxx
+++ b/src/Fl_cutpaste_win32.cxx
@@ -1,4 +1,27 @@
-// Fl_cutpaste_win32.C
+//
+// "$Id"
+//
+// WIN32 cut/paste for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Implementation of cut and paste.
 
@@ -104,3 +127,7 @@ void Fl::paste(Fl_Widget &receiver) {
     CloseClipboard();
   }
 }
+
+//
+// End of "$Id: Fl_cutpaste_win32.cxx,v 1.2 1998/10/19 20:46:15 mike Exp $".
+//
diff --git a/src/Fl_display.cxx b/src/Fl_display.cxx
index 12985db54..49f88b93f 100644
--- a/src/Fl_display.cxx
+++ b/src/Fl_display.cxx
@@ -1,4 +1,27 @@
-// Fl_display.C
+//
+// "$Id"
+//
+// Display function for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Startup method to set what display to use.
 // Using setenv makes programs that are exec'd use the same display.
@@ -14,3 +37,7 @@ void Fl::display(const char *d) {
   for (char *c = e+8; *c!=':'; c++) if (!*c) {strcpy(c,":0.0"); break;}
   putenv(e);
 }
+
+//
+// End of "$Id: Fl_display.cxx,v 1.2 1998/10/19 20:46:15 mike Exp $".
+//
diff --git a/src/Fl_get_key.cxx b/src/Fl_get_key.cxx
index 72d9d070a..6d34960a4 100644
--- a/src/Fl_get_key.cxx
+++ b/src/Fl_get_key.cxx
@@ -1,4 +1,27 @@
-// Fl_get_key.C
+//
+// "$Id"
+//
+// Keyboard state routines for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 #ifdef WIN32
 #include "Fl_get_key_win32.C"
@@ -35,3 +58,7 @@ int Fl::get_key(int k) {
 }
 
 #endif
+
+//
+// End of "$Id: Fl_get_key.cxx,v 1.2 1998/10/19 20:46:16 mike Exp $".
+//
diff --git a/src/Fl_get_key_win32.cxx b/src/Fl_get_key_win32.cxx
index f094e2982..2088b62fb 100755
--- a/src/Fl_get_key_win32.cxx
+++ b/src/Fl_get_key_win32.cxx
@@ -1,4 +1,27 @@
-// Fl_get_key_win32.C
+//
+// "$Id"
+//
+// WIN32 keyboard state routines for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Return the current state of a key.  Keys are named by fltk symbols,
 // which are actually X keysyms.  So this has to translate to MSWindows
@@ -106,3 +129,7 @@ int Fl::get_key(int k) {
   GetKeyboardState(foo);
   return foo[fltk2ms(k)]&~1;
 }
+
+//
+// End of "$Id: Fl_get_key_win32.cxx,v 1.2 1998/10/19 20:46:17 mike Exp $".
+//
diff --git a/src/Fl_get_system_colors.cxx b/src/Fl_get_system_colors.cxx
index ada3fdd3c..b2752563e 100644
--- a/src/Fl_get_system_colors.cxx
+++ b/src/Fl_get_system_colors.cxx
@@ -1,4 +1,27 @@
-// Fl_get_system_colors.C
+//
+// "$Id"
+//
+// System color support for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 #include <FL/Fl.H>
 #include <FL/x.H>
@@ -64,3 +87,7 @@ void Fl::get_system_colors()
 }
 
 #endif
+
+//
+// End of "$Id: Fl_get_system_colors.cxx,v 1.2 1998/10/19 20:46:17 mike Exp $".
+//
diff --git a/src/Fl_own_colormap.cxx b/src/Fl_own_colormap.cxx
index 8f4ca3524..218072dc5 100644
--- a/src/Fl_own_colormap.cxx
+++ b/src/Fl_own_colormap.cxx
@@ -1,4 +1,27 @@
-// Fl_own_colormap.C
+//
+// "$Id"
+//
+// Private colormap support for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Using the default system colormap can be a bad idea on PseudoColor
 // visuals, since typically every application uses the default colormap and
@@ -48,3 +71,7 @@ void Fl::own_colormap() {
 }
 
 #endif
+
+//
+// End of "$Id: Fl_own_colormap.cxx,v 1.2 1998/10/19 20:46:18 mike Exp $".
+//
diff --git a/src/Fl_visual.cxx b/src/Fl_visual.cxx
index 76df209b4..475b73abb 100644
--- a/src/Fl_visual.cxx
+++ b/src/Fl_visual.cxx
@@ -1,5 +1,28 @@
-// Fl_visual.C
 //
+// "$Id"
+//
+// Visual support for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
+
 // Set the default visual according to passed switches:
 
 #include <config.h>
@@ -77,3 +100,7 @@ int Fl::visual(int flags) {
 }
 
 #endif
+
+//
+// End of "$Id: Fl_visual.cxx,v 1.4 1998/10/19 20:46:19 mike Exp $".
+//
diff --git a/src/Fl_win32.cxx b/src/Fl_win32.cxx
index a1d0635aa..5d9febede 100644
--- a/src/Fl_win32.cxx
+++ b/src/Fl_win32.cxx
@@ -1,24 +1,27 @@
-// Fl_win32.C
-
-// fltk (Fast Light Tool Kit) version 0.99
-// Copyright (C) 1998 Bill Spitzak
-
+//
+// "$Id"
+//
+// WIN32-specific code for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
 // This library is free software; you can redistribute it and/or
 // modify it under the terms of the GNU Library General Public
 // License as published by the Free Software Foundation; either
 // version 2 of the License, or (at your option) any later version.
-
+//
 // This library is distributed in the hope that it will be useful,
 // but WITHOUT ANY WARRANTY; without even the implied warranty of
 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 // Library General Public License for more details.
-
+//
 // You should have received a copy of the GNU Library General Public
 // License along with this library; if not, write to the Free Software
 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
 // USA.
-
-// Written by Bill Spitzak spitzak@d2.com
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // This file contains win32-specific code for fltk which is always linked
 // in.  Search other files for "WIN32" or filenames ending in _win32.C
@@ -733,4 +736,6 @@ void Fl_Window::flush() {
   draw();
 }
 
-// End of Fl_win32.C //
+//
+// End of "$Id: Fl_win32.cxx,v 1.8 1998/10/19 20:46:19 mike Exp $".
+//
diff --git a/src/Fl_x.cxx b/src/Fl_x.cxx
index 944d77825..29599e1d6 100644
--- a/src/Fl_x.cxx
+++ b/src/Fl_x.cxx
@@ -1,24 +1,27 @@
-// Fl_x.C
-
-// fltk (Fast Light Tool Kit) version 0.99
-// Copyright (C) 1998 Bill Spitzak
-
+//
+// "$Id"
+//
+// X specific code for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
 // This library is free software; you can redistribute it and/or
 // modify it under the terms of the GNU Library General Public
 // License as published by the Free Software Foundation; either
 // version 2 of the License, or (at your option) any later version.
-
+//
 // This library is distributed in the hope that it will be useful,
 // but WITHOUT ANY WARRANTY; without even the implied warranty of
 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 // Library General Public License for more details.
-
+//
 // You should have received a copy of the GNU Library General Public
 // License along with this library; if not, write to the Free Software
 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
 // USA.
-
-// Written by Bill Spitzak spitzak@d2.com
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 #ifdef WIN32
 #include "Fl_win32.C"
@@ -799,4 +802,7 @@ void Fl_Window::flush() {
 }
 
 #endif
-// End of Fl_x.C
+
+//
+// End of "$Id: Fl_x.cxx,v 1.5 1998/10/19 20:46:20 mike Exp $".
+//
diff --git a/src/cmap.cxx b/src/cmap.cxx
index e98b765b5..2388d3af5 100644
--- a/src/cmap.cxx
+++ b/src/cmap.cxx
@@ -1,3 +1,28 @@
+//
+// "$Id"
+//
+// Colormap generation program for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
+
 // This program produces the contents of "fl_cmap.h" as stdout
 
 // #include <gl/gl.h>
@@ -118,3 +143,7 @@ int main() {
   printf("\n");
   return 0;
 }
+
+//
+// End of "$Id: cmap.cxx,v 1.2 1998/10/19 20:46:21 mike Exp $".
+//
diff --git a/src/filename_absolute.cxx b/src/filename_absolute.cxx
index d5a937539..50be3cf83 100644
--- a/src/filename_absolute.cxx
+++ b/src/filename_absolute.cxx
@@ -1,3 +1,28 @@
+//
+// "$Id"
+//
+// Filename expansion routines for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
+
 /* expand a file name by prepending current directory, deleting . and
    .. (not really correct for symbolic links) between the prepended
    current directory.  Use $PWD if it exists.
@@ -65,3 +90,7 @@ int filename_absolute(char *to,const char *from) {
   return 1;
 
 }
+
+//
+// End of "$Id: filename_absolute.cxx,v 1.2 1998/10/19 20:46:22 mike Exp $".
+//
diff --git a/src/filename_expand.cxx b/src/filename_expand.cxx
index 27e593389..1c8cba0be 100644
--- a/src/filename_expand.cxx
+++ b/src/filename_expand.cxx
@@ -1,3 +1,28 @@
+//
+// "$Id"
+//
+// Filename expansion routines for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
+
 /* expand a file name by substuting environment variables and
    home directories.  Returns true if any changes were made.
    to & from may be the same buffer.
@@ -70,3 +95,7 @@ int filename_expand(char *to,const char *from) {
   strcpy(to,start);
   return ret;
 }
+
+//
+// End of "$Id: filename_expand.cxx,v 1.2 1998/10/19 20:46:22 mike Exp $".
+//
diff --git a/src/filename_ext.cxx b/src/filename_ext.cxx
index 9fcd67096..1b9594b07 100644
--- a/src/filename_ext.cxx
+++ b/src/filename_ext.cxx
@@ -1,3 +1,28 @@
+//
+// "$Id"
+//
+// Filename extension routines for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
+
 // returns pointer to the last '.' or to the null if none:
 
 #include <FL/filename.H>
@@ -15,3 +40,6 @@ const char *filename_ext(const char *buf) {
   return q ? q : p;
 }
 
+//
+// End of "$Id: filename_ext.cxx,v 1.2 1998/10/19 20:46:23 mike Exp $".
+//
diff --git a/src/filename_isdir.cxx b/src/filename_isdir.cxx
index ce02d2302..c5db7626e 100644
--- a/src/filename_isdir.cxx
+++ b/src/filename_isdir.cxx
@@ -1,4 +1,27 @@
-// filename_isdir.C
+//
+// "$Id"
+//
+// Directory detection routines for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Used by fl_file_chooser
 
@@ -10,3 +33,7 @@ int filename_isdir(const char* n) {
   struct stat s;
   return !stat(n, &s) && (s.st_mode&0170000)==0040000;
 }
+
+//
+// End of "$Id: filename_isdir.cxx,v 1.2 1998/10/19 20:46:24 mike Exp $".
+//
diff --git a/src/filename_list.cxx b/src/filename_list.cxx
index 5c4008c3b..e3fa2f1b9 100644
--- a/src/filename_list.cxx
+++ b/src/filename_list.cxx
@@ -1,4 +1,27 @@
-// filename_list.C
+//
+// "$Id"
+//
+// Filename list routines for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Wrapper for scandir with const-correct function prototypes.
 
@@ -24,9 +47,13 @@ int filename_list(const char *d, dirent ***list) {
   return scandir(d, list, 0, (int(*)(const void*,const void*))numericsort);
 #else
 #if HAVE_SCANDIR
-  return scandir(d, list, 0, (int(*)(dirent**,dirent**))numericsort);
+  return scandir(d, list, 0, (int(*)(const dirent**,const dirent**))numericsort);
 #else // built-in scandir is const-correct:
   return scandir(d, list, 0, numericsort);
 #endif
 #endif
 }
+
+//
+// End of "$Id: filename_list.cxx,v 1.3 1998/10/19 20:46:24 mike Exp $".
+//
diff --git a/src/filename_match.cxx b/src/filename_match.cxx
index ba8ad4aad..ee47de4fc 100644
--- a/src/filename_match.cxx
+++ b/src/filename_match.cxx
@@ -1,4 +1,28 @@
-/*------------------- Pattern matching --------------------------*/
+//
+// "$Id"
+//
+// Pattern matching routines for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
+
 /* Adapted from Rich Salz. */
 #include <FL/filename.H>
 
@@ -72,3 +96,7 @@ int filename_match(const char *s, const char *p) {
     }
   }
 }
+
+//
+// End of "$Id: filename_match.cxx,v 1.2 1998/10/19 20:46:25 mike Exp $".
+//
diff --git a/src/filename_setext.cxx b/src/filename_setext.cxx
index 2e9ca128c..fce1081bd 100644
--- a/src/filename_setext.cxx
+++ b/src/filename_setext.cxx
@@ -1,3 +1,28 @@
+//
+// "$Id"
+//
+// Filename extension routines for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
+
 // Replace .ext with new extension
 // If no . in name, append new extension
 // If new extension is null, act like it is ""
@@ -10,3 +35,7 @@ char *filename_setext(char *buf, const char *ext) {
   if (ext) strcpy(q,ext); else *q = 0;
   return(buf);
 }
+
+//
+// End of "$Id: filename_setext.cxx,v 1.2 1998/10/19 20:46:26 mike Exp $".
+//
diff --git a/src/fl_arc.cxx b/src/fl_arc.cxx
index 756c2a4bb..d3225d1f6 100644
--- a/src/fl_arc.cxx
+++ b/src/fl_arc.cxx
@@ -1,4 +1,27 @@
-// fl_arc.C
+//
+// "$Id"
+//
+// Arc functions for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Utility for drawing arcs and circles.  They are added to
 // the current fl_begin/fl_vertex/fl_end path.
@@ -48,3 +71,7 @@ void fl_circle(double x,double y,double r) {
   _fl_arc(x, y, r, r, 0, 360);
 }
 #endif
+
+//
+// End of "$Id: fl_arc.cxx,v 1.2 1998/10/19 20:46:26 mike Exp $".
+//
diff --git a/src/fl_arci.cxx b/src/fl_arci.cxx
index 1a96535c6..b035fa181 100644
--- a/src/fl_arci.cxx
+++ b/src/fl_arci.cxx
@@ -1,4 +1,27 @@
-// fl_arci.C
+//
+// "$Id"
+//
+// Arc (integer) drawing functions for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // "integer" circle drawing functions.  These draw the limited
 // circle types provided by X and NT graphics.  The advantage of
@@ -43,3 +66,7 @@ void fl_pie(int x,int y,int w,int h,double a1,double a2) {
   XFillArc(fl_display, fl_window, fl_gc, x,y,w,h, int(a1*64),int((a2-a1)*64));
 #endif
 }
+
+//
+// End of "$Id: fl_arci.cxx,v 1.2 1998/10/19 20:46:27 mike Exp $".
+//
diff --git a/src/fl_ask.cxx b/src/fl_ask.cxx
index 8d92fe482..e8873a4a2 100644
--- a/src/fl_ask.cxx
+++ b/src/fl_ask.cxx
@@ -1,7 +1,29 @@
-// fl_ask.C
+//
+// "$Id"
+//
+// Standard dialog functions for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Implementation of fl_message, fl_ask, fl_choice, fl_input
-
 // The three-message fl_show_x functions are for forms compatibility
 // mostly.  In most cases it is easier to get a multi-line message
 // by putting newlines in the message.
@@ -162,4 +184,6 @@ char *fl_show_simple_input(const char *str1, const char *defstr) {
   return (char *)(r ? r : defstr);
 }
 
-// end of fl_ask.C
+//
+// End of "$Id: fl_ask.cxx,v 1.2 1998/10/19 20:46:28 mike Exp $".
+//
diff --git a/src/fl_boxtype.cxx b/src/fl_boxtype.cxx
index e83f37f07..650ead1c3 100644
--- a/src/fl_boxtype.cxx
+++ b/src/fl_boxtype.cxx
@@ -1,4 +1,27 @@
-// fl_boxtype.c
+//
+// "$Id"
+//
+// Box drawing code for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Box drawing code for the common box types and the table of
 // boxtypes.  Other box types are in seperate files so they are not
@@ -257,3 +280,7 @@ const {
   fl_box_table[b].f(x, y, w, h, c);
   draw_it_active = 1;
 }
+
+//
+// End of "$Id: fl_boxtype.cxx,v 1.3 1998/10/19 20:46:28 mike Exp $".
+//
diff --git a/src/fl_color.cxx b/src/fl_color.cxx
index d17cfafc9..4ea579256 100644
--- a/src/fl_color.cxx
+++ b/src/fl_color.cxx
@@ -1,4 +1,27 @@
-// fl_color.C
+//
+// "$Id"
+//
+// Color functions for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Implementation of fl_color(i), fl_color(r,g,b).
 
@@ -306,4 +329,7 @@ void Fl::get_color(Fl_Color i, uchar &red, uchar &green, uchar &blue) {
 }
 
 #endif
-// end of fl_color.C
+
+//
+// End of "$Id: fl_color.cxx,v 1.2 1998/10/19 20:46:29 mike Exp $".
+//
diff --git a/src/fl_color_win32.cxx b/src/fl_color_win32.cxx
index 360bc1b96..81a06596f 100644
--- a/src/fl_color_win32.cxx
+++ b/src/fl_color_win32.cxx
@@ -1,4 +1,27 @@
-// fl_color_win32.C
+//
+// "$Id"
+//
+// WIN32 color functions for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // The fltk "colormap".  This allows ui colors to be stored in 8-bit
 // locations, and provides a level of indirection so that global color
@@ -201,4 +224,6 @@ fl_select_palette(void)
 
 #endif
 
-// end of fl_color_win32.C
+//
+// End of "$Id: fl_color_win32.cxx,v 1.2 1998/10/19 20:46:30 mike Exp $".
+//
diff --git a/src/fl_cursor.cxx b/src/fl_cursor.cxx
index ff787cfaa..01ca6a8ae 100644
--- a/src/fl_cursor.cxx
+++ b/src/fl_cursor.cxx
@@ -1,7 +1,29 @@
-// fl_cursor.C
+//
+// "$Id"
+//
+// Mouse cursor support for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Change the current cursor.
-
 // Under X the cursor is attached to the X window.  I tried to hide
 // this and pretend that changing the cursor is a drawing function.
 // This avoids a field in the Fl_Window, and I suspect is more
@@ -143,3 +165,7 @@ void Fl_Window::cursor(Fl_Cursor c, Fl_Color fg, Fl_Color bg) {
 }
 
 #endif
+
+//
+// End of "$Id: fl_cursor.cxx,v 1.3 1998/10/19 20:46:31 mike Exp $".
+//
diff --git a/src/fl_curve.cxx b/src/fl_curve.cxx
index 0fc125e89..0bf09551b 100644
--- a/src/fl_curve.cxx
+++ b/src/fl_curve.cxx
@@ -1,8 +1,30 @@
-// fl_curve.C
+//
+// "$Id"
+//
+// Bezier curve functions for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Utility for drawing Bezier curves, adding the points to
 // the current fl_begin/fl_vertex/fl_end path.
-
 // Incremental math implementation:
 // I very much doubt this is optimal!  From Foley/vanDam page 511.
 // If anybody has a better algorithim, please send it!
@@ -71,3 +93,7 @@ void fl_curve(double X0, double Y0,
   // draw point n:
   fl_transformed_vertex(x3,y3);
 }
+
+//
+// End of "$Id: fl_curve.cxx,v 1.2 1998/10/19 20:46:31 mike Exp $".
+//
diff --git a/src/fl_diamond_box.cxx b/src/fl_diamond_box.cxx
index e9ee57531..6c278e03a 100644
--- a/src/fl_diamond_box.cxx
+++ b/src/fl_diamond_box.cxx
@@ -1,4 +1,27 @@
-// fl_diamond_box.C
+//
+// "$Id"
+//
+// Diamond box code for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Box drawing code for an obscure box type.
 // These box types are in seperate files so they are not linked
@@ -49,3 +72,7 @@ Fl_Boxtype define_FL_DIAMOND_BOX() {
   fl_internal_boxtype(_FL_DIAMOND_UP_BOX,fl_diamond_up_box);
   return _FL_DIAMOND_UP_BOX;
 }
+
+//
+// End of "$Id: fl_diamond_box.cxx,v 1.3 1998/10/19 20:46:32 mike Exp $".
+//
diff --git a/src/fl_draw.cxx b/src/fl_draw.cxx
index eda4bff29..5215b5f17 100644
--- a/src/fl_draw.cxx
+++ b/src/fl_draw.cxx
@@ -1,9 +1,30 @@
-// fl_draw.C
+//
+// "$Id"
+//
+// Label drawing code for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Implementation of fl_draw(const char*,int,int,int,int,Fl_Align)
-
 // Used to draw all the labels and text, this routine:
-
 // Word wraps the labels to fit into their bounding box.
 // Breaks them into lines at the newlines.
 // Expands all unprintable characters to ^X or \nnn notation
@@ -173,3 +194,7 @@ void fl_measure(const char* str, int& w, int& h) {
   w = W;
   h = lines*h;
 }
+
+//
+// End of "$Id: fl_draw.cxx,v 1.2 1998/10/19 20:46:33 mike Exp $".
+//
diff --git a/src/fl_draw_image.cxx b/src/fl_draw_image.cxx
index e66384c56..47aad3e7f 100644
--- a/src/fl_draw_image.cxx
+++ b/src/fl_draw_image.cxx
@@ -1,4 +1,27 @@
-// fl_draw_image.C
+//
+// "$Id"
+//
+// Image drawing routines for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // I hope a simple and portable method of drawing color and monochrome
 // images.  To keep this simple, only a single storage type is
@@ -602,4 +625,7 @@ void fl_rectf(int x, int y, int w, int h, uchar r, uchar g, uchar b) {
 }
 
 #endif
-// End of fl_draw_image.C
+
+//
+// End of "$Id: fl_draw_image.cxx,v 1.2 1998/10/19 20:46:33 mike Exp $".
+//
diff --git a/src/fl_draw_image_win32.cxx b/src/fl_draw_image_win32.cxx
index ec58452c1..e2f948bfc 100644
--- a/src/fl_draw_image_win32.cxx
+++ b/src/fl_draw_image_win32.cxx
@@ -1,4 +1,27 @@
-// fl_draw_image_win32.C
+//
+// "$Id"
+//
+// WIN32 image drawing code for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // I hope a simple and portable method of drawing color and monochrome
 // images.  To keep this simple, only a single storage type is
@@ -234,4 +257,6 @@ void fl_rectf(int x, int y, int w, int h, uchar r, uchar g, uchar b) {
   fl_rectf(x,y,w,h);
 }
 
-// End of fl_draw_image_win32.C
+//
+// End of "$Id: fl_draw_image_win32.cxx,v 1.2 1998/10/19 20:46:34 mike Exp $".
+//
diff --git a/src/fl_draw_pixmap.cxx b/src/fl_draw_pixmap.cxx
index 2522093c0..7f60a6deb 100644
--- a/src/fl_draw_pixmap.cxx
+++ b/src/fl_draw_pixmap.cxx
@@ -1,13 +1,34 @@
-// fl_draw_pixmap.C
+//
+// "$Id"
+//
+// Pixmap drawing code for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Implemented without using the xpm library (which I can't use because
 // it interferes with the color cube used by fl_draw_image).
-
 // Current implementation is cheap and slow, and works best on a full-color
 // display.  Transparency is not handled, and colors are dithered to
 // the color cube.  Color index is achieved by adding the id
 // characters together!  Also mallocs a lot of temporary memory!
-
 // Notice that there is no pixmap file interface.  This is on purpose,
 // as I want to discourage programs that require support files to work.
 // All data needed by a program ui should be compiled in!!!
@@ -222,3 +243,6 @@ int fl_draw_pixmap(/*const*/char*const* data, int x, int y, Fl_Color bg) {
   return 1;
 }
 
+//
+// End of "$Id: fl_draw_pixmap.cxx,v 1.2 1998/10/19 20:46:35 mike Exp $".
+//
diff --git a/src/fl_engraved_label.cxx b/src/fl_engraved_label.cxx
index 07a6523a7..0410b8f6b 100644
--- a/src/fl_engraved_label.cxx
+++ b/src/fl_engraved_label.cxx
@@ -1,4 +1,27 @@
-// fl_engraved_label.C
+//
+// "$Id"
+//
+// Engraved label drawing routines for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Drawing code for XForms style engraved & embossed labels
 
@@ -62,3 +85,7 @@ Fl_Labeltype define_FL_EMBOSSED_LABEL() {
   Fl::set_labeltype(_FL_EMBOSSED_LABEL, fl_embossed_label, 0);
   return _FL_EMBOSSED_LABEL;
 }
+
+//
+// End of "$Id: fl_engraved_label.cxx,v 1.2 1998/10/19 20:46:36 mike Exp $".
+//
diff --git a/src/fl_file_chooser.cxx b/src/fl_file_chooser.cxx
index 35cbeb747..70760e07a 100644
--- a/src/fl_file_chooser.cxx
+++ b/src/fl_file_chooser.cxx
@@ -1,12 +1,27 @@
-// fl_file_chooser.c
-
-// fltk (Fast Light Tool Kit) version 0.99
-// Copyright (C) 1998 Bill Spitzak
-
-// The "completion" file chooser for fltk
-// Designed and implemented by Bill Spitzak 12/17/93
-// Rewritten for fltk 4/29/96
-// Rewritten to use scandir() 1/7/97
+//
+// "$Id"
+//
+// File chooser widget for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 #include <config.h>
 #include <FL/fl_file_chooser.H>
@@ -597,4 +612,6 @@ char* fl_file_chooser(const char* message, const char* pat, const char* fname)
   return (char*)r;
 }
 
-// end of fl_file_chooser.C
+//
+// End of "$Id: fl_file_chooser.cxx,v 1.2 1998/10/19 20:46:37 mike Exp $".
+//
diff --git a/src/fl_font.cxx b/src/fl_font.cxx
index 746f65547..f8a3735b2 100644
--- a/src/fl_font.cxx
+++ b/src/fl_font.cxx
@@ -1,4 +1,27 @@
-// fl_font.C
+//
+// "$Id"
+//
+// Font selection code for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Select fonts from the fltk font table.
 
@@ -280,4 +303,7 @@ void fl_draw(const char *str, int x, int y) {
 }
 
 #endif
-// end of fl_font.C
+
+//
+// End of "$Id: fl_font.cxx,v 1.2 1998/10/19 20:46:37 mike Exp $".
+//
diff --git a/src/fl_font_win32.cxx b/src/fl_font_win32.cxx
index f82f710fe..fecacd747 100644
--- a/src/fl_font_win32.cxx
+++ b/src/fl_font_win32.cxx
@@ -1,4 +1,27 @@
-// fl_font_win32.C
+//
+// "$Id"
+//
+// WIN32 font selection routines for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 #include <config.h>
 #include <FL/Fl.H>
@@ -156,4 +179,6 @@ void fl_draw(const char *str, int x, int y) {
   fl_draw(str, strlen(str), x, y);
 }
 
-// end of fl_font_win32.C
+//
+// End of "$Id: fl_font_win32.cxx,v 1.4 1998/10/19 20:46:38 mike Exp $".
+//
diff --git a/src/fl_labeltype.cxx b/src/fl_labeltype.cxx
index 8b7755eaf..784cf1bfc 100644
--- a/src/fl_labeltype.cxx
+++ b/src/fl_labeltype.cxx
@@ -1,4 +1,27 @@
-// fl_labeltype.C
+//
+// "$Id"
+//
+// Label drawing routines for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Drawing code for the (one) common label types.
 // Other label types (symbols) are in their own source files
@@ -102,3 +125,6 @@ Fl_Boxtype Fl_Input_::default_box_ = FL_DOWN_BOX;
 Fl_Font Fl_Input_::default_font_;
 int Fl_Input_::default_size_;
 
+//
+// End of "$Id: fl_labeltype.cxx,v 1.2 1998/10/19 20:46:39 mike Exp $".
+//
diff --git a/src/fl_oval_box.cxx b/src/fl_oval_box.cxx
index 8e5c1c564..4919de40d 100644
--- a/src/fl_oval_box.cxx
+++ b/src/fl_oval_box.cxx
@@ -1,9 +1,31 @@
-/*	fl_oval_box.C
+//
+// "$Id"
+//
+// Oval box drawing code for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
-	Less-used box types are in seperate files so they are not linked
-	in if not used.
 
-*/
+// Less-used box types are in seperate files so they are not linked
+// in if not used.
 
 #include <FL/Fl.H>
 #include <FL/fl_draw.H>
@@ -36,3 +58,7 @@ Fl_Boxtype define_FL_OVAL_BOX() {
   fl_internal_boxtype(_FL_OVAL_BOX,fl_oval_box);
   return _FL_OVAL_BOX;
 }
+
+//
+// End of "$Id: fl_oval_box.cxx,v 1.2 1998/10/19 20:46:39 mike Exp $".
+//
diff --git a/src/fl_overlay.cxx b/src/fl_overlay.cxx
index ed44ec9c6..749082e66 100644
--- a/src/fl_overlay.cxx
+++ b/src/fl_overlay.cxx
@@ -1,4 +1,27 @@
-// fl_overlay.C
+//
+// "$Id"
+//
+// Overlay support for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Extremely limited "overlay" support.  You can use this to drag out
 // a rectangle in response to mouse events.  It is your responsibility
@@ -37,3 +60,7 @@ void fl_overlay_rect(int x, int y, int w, int h) {
   px = x; py = y; pw = w; ph = h;
   draw_current_rect();
 }
+
+//
+// End of "$Id: fl_overlay.cxx,v 1.2 1998/10/19 20:46:40 mike Exp $".
+//
diff --git a/src/fl_overlay_visual.cxx b/src/fl_overlay_visual.cxx
index a176bf69c..81cb86390 100644
--- a/src/fl_overlay_visual.cxx
+++ b/src/fl_overlay_visual.cxx
@@ -1,4 +1,27 @@
-// Stupid X tricks
+//
+// "$Id"
+//
+// X overlay support for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Return an overlay visual, if any.  Also allocate a colormap and
 // record the depth for fl_color() to use.
@@ -74,3 +97,7 @@ XVisualInfo *fl_find_overlay_visual() {
 }
 
 #endif
+
+//
+// End of "$Id: fl_overlay_visual.cxx,v 1.2 1998/10/19 20:46:41 mike Exp $".
+//
diff --git a/src/fl_rect.cxx b/src/fl_rect.cxx
index 2a304f945..65726d694 100644
--- a/src/fl_rect.cxx
+++ b/src/fl_rect.cxx
@@ -1,8 +1,30 @@
-// fl_rect.C
+//
+// "$Id"
+//
+// Rectangle drawing routines for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // These routines from fl_draw.H are used by the standard boxtypes
 // and thus are always linked into an fltk program.
-
 // Also all fl_clip routines, since they are always linked in so
 // that minimal update works.
 
@@ -350,4 +372,6 @@ int fl_clip_box(int x, int y, int w, int h, int& X, int& Y, int& W, int& H){
 #endif
 }
 
-// end of fl_rect.C
+//
+// End of "$Id: fl_rect.cxx,v 1.6 1998/10/19 20:46:41 mike Exp $".
+//
diff --git a/src/fl_round_box.cxx b/src/fl_round_box.cxx
index a6ca45e41..3c47dcd01 100644
--- a/src/fl_round_box.cxx
+++ b/src/fl_round_box.cxx
@@ -1,11 +1,31 @@
-/*	fl_round_box.C
+//
+// "$Id"
+//
+// Round box drawing routines for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
-	Box drawing code for an obscure box type.
-	These box types are in seperate files so they are not linked
-	in if not used.
-
-	3/8/99: Complete rewrite to use XDrawArc
-*/
+// Box drawing code for an obscure box type.
+// These box types are in seperate files so they are not linked
+// in if not used.
 
 #include <FL/Fl.H>
 #include <FL/fl_draw.H>
@@ -94,3 +114,7 @@ Fl_Boxtype define_FL_ROUND_UP_BOX() {
   fl_internal_boxtype(_FL_ROUND_UP_BOX, fl_round_up_box);
   return _FL_ROUND_UP_BOX;
 }
+
+//
+// End of "$Id: fl_round_box.cxx,v 1.3 1998/10/19 20:46:42 mike Exp $".
+//
diff --git a/src/fl_rounded_box.cxx b/src/fl_rounded_box.cxx
index f670726c1..7d1dc52e7 100644
--- a/src/fl_rounded_box.cxx
+++ b/src/fl_rounded_box.cxx
@@ -1,9 +1,27 @@
-/*	fl_rounded_box.C
-
-	Less-used box types are in seperate files so they are not linked
-	in if not used.
-
-*/
+//
+// "$Id"
+//
+// Rounded box drawing routines for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 #include <FL/Fl.H>
 #include <FL/fl_draw.H>
@@ -73,3 +91,7 @@ Fl_Boxtype define_FL_RSHADOW_BOX() {
   fl_internal_boxtype(_FL_RSHADOW_BOX, fl_rshadow_box);
   return _FL_RSHADOW_BOX;
 }
+
+//
+// End of "$Id: fl_rounded_box.cxx,v 1.2 1998/10/19 20:46:43 mike Exp $".
+//
diff --git a/src/fl_scroll_area.cxx b/src/fl_scroll_area.cxx
index 2aecee7ad..78cc193fc 100644
--- a/src/fl_scroll_area.cxx
+++ b/src/fl_scroll_area.cxx
@@ -1,4 +1,27 @@
-// fl_scroll_area.C
+//
+// "$Id"
+//
+// Scrolling routines for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Drawing function to move the contents of a rectangle.  This is passed
 // a "callback" which is called to draw rectangular areas that are moved
@@ -64,3 +87,7 @@ void fl_scroll(int X, int Y, int W, int H, int dx, int dy,
   if (dx) draw_area(data, clip_x, dest_y, clip_w, src_h);
   if (dy) draw_area(data, X, clip_y, W, clip_h);
 }
+
+//
+// End of "$Id: fl_scroll_area.cxx,v 1.2 1998/10/19 20:46:43 mike Exp $".
+//
diff --git a/src/fl_set_font.cxx b/src/fl_set_font.cxx
index 2d166bf9f..ff567c859 100644
--- a/src/fl_set_font.cxx
+++ b/src/fl_set_font.cxx
@@ -1,4 +1,27 @@
-// fl_set_font.C
+//
+// "$Id"
+//
+// Font utilities for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Add a font to the internal table.
 // Also see fl_set_fonts.C which adds all possible fonts.
@@ -49,3 +72,7 @@ void Fl::set_font(Fl_Font fnum, const char *name) {
 }
 
 const char *Fl::get_font(Fl_Font fnum) {return fl_fonts[fnum].name;}
+
+//
+// End of "$Id: fl_set_font.cxx,v 1.2 1998/10/19 20:46:44 mike Exp $".
+//
diff --git a/src/fl_set_fonts.cxx b/src/fl_set_fonts.cxx
index e3834d32b..7ba38d0cb 100644
--- a/src/fl_set_fonts.cxx
+++ b/src/fl_set_fonts.cxx
@@ -1,4 +1,27 @@
-// fl_set_fonts.C
+//
+// "$Id"
+//
+// More font utilities for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // This function fills in the fltk font table with all the fonts that
 // are found on the X server.  It tries to place the fonts into families
@@ -297,4 +320,7 @@ int Fl::get_font_sizes(Fl_Font fnum, int*& sizep) {
 }
 
 #endif
-// end of fl_set_fonts.C
+
+//
+// End of "$Id: fl_set_fonts.cxx,v 1.2 1998/10/19 20:46:45 mike Exp $".
+//
diff --git a/src/fl_set_fonts_win32.cxx b/src/fl_set_fonts_win32.cxx
index 2a00363e9..c061fc2a3 100755
--- a/src/fl_set_fonts_win32.cxx
+++ b/src/fl_set_fonts_win32.cxx
@@ -1,4 +1,27 @@
-// fl_set_fonts_win32.C
+//
+// "$Id"
+//
+// WIN32 font utilities for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // This function fills in the fltk font table with all the fonts that
 // are found on the X server.  It tries to place the fonts into families
@@ -56,3 +79,7 @@ int Fl::get_font_sizes(Fl_Font fnum, int*& sizep) {
   sizep = array;
   return 1;
 }
+
+//
+// End of "$Id: fl_set_fonts_win32.cxx,v 1.2 1998/10/19 20:46:45 mike Exp $".
+//
diff --git a/src/fl_set_gray.cxx b/src/fl_set_gray.cxx
index c3b869f47..08dea317b 100644
--- a/src/fl_set_gray.cxx
+++ b/src/fl_set_gray.cxx
@@ -1,4 +1,27 @@
-// fl_set_gray.C
+//
+// "$Id"
+//
+// Background (gray) color routines for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // -fg, -bg, and -bg2 switches
 
@@ -33,3 +56,7 @@ void Fl::background2(uchar r, uchar g, uchar b) {
   Fl::set_color(FL_WHITE,r,g,b);
   set_others();
 }
+
+//
+// End of "$Id: fl_set_gray.cxx,v 1.2 1998/10/19 20:46:46 mike Exp $".
+//
diff --git a/src/fl_shadow_box.cxx b/src/fl_shadow_box.cxx
index d48b6ba96..e435e5b88 100644
--- a/src/fl_shadow_box.cxx
+++ b/src/fl_shadow_box.cxx
@@ -1,8 +1,27 @@
-// fl_shadow_box.C
-
-// Box drawing code for an obscure box type.
-// These box types are in seperate files so they are not linked
-// in if not used.
+//
+// "$Id"
+//
+// Shadow box drawing routines for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 #include <FL/Fl.H>
 #include <FL/fl_draw.H>
@@ -29,3 +48,7 @@ Fl_Boxtype define_FL_SHADOW_BOX() {
   fl_internal_boxtype(_FL_SHADOW_BOX, fl_shadow_box);
   return _FL_SHADOW_BOX;
 }
+
+//
+// End of "$Id: fl_shadow_box.cxx,v 1.2 1998/10/19 20:46:47 mike Exp $".
+//
diff --git a/src/fl_shortcut.cxx b/src/fl_shortcut.cxx
index b81853873..afde96a2c 100644
--- a/src/fl_shortcut.cxx
+++ b/src/fl_shortcut.cxx
@@ -1,16 +1,39 @@
-// fl_shortcut.C
+//
+// "$Id"
+//
+// Shortcut support routines for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Code to test and parse fltk shortcut numbers.
-
+//
 // A shortcut is a keysym or'd with shift flags.  In the simplest
 // sense a shortcut is matched if the shift state is exactly as
 // given and the key returning that keysym is pressed.
-
+//
 // To make it easier to match some things it is more complex:
-
+//
 // Only FL_META, FL_ALT, FL_SHIFT, and FL_CTRL must be "off".  A
 // zero in the other shift flags indicates "dont care".
-
+//
 // It also checks against the first character of Fl::event_text(),
 // and zero for FL_SHIFT means "don't care".
 // This allows punctuation shortcuts like "#" to work (rather than
@@ -98,3 +121,7 @@ int Fl_Widget::test_shortcut() {
   if (!(flags()&SHORTCUT_LABEL)) return 0;
   return test_shortcut(label());
 }
+
+//
+// End of "$Id: fl_shortcut.cxx,v 1.2 1998/10/19 20:46:47 mike Exp $".
+//
diff --git a/src/fl_show_colormap.cxx b/src/fl_show_colormap.cxx
index 52996a1fc..0a728af50 100644
--- a/src/fl_show_colormap.cxx
+++ b/src/fl_show_colormap.cxx
@@ -1,4 +1,27 @@
-// fl_show_colormap.C
+//
+// "$Id"
+//
+// Colormap color selection dialog for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Select a color from the colormap.
 // Pretty much unchanged from Forms.
@@ -122,3 +145,7 @@ Fl_Color fl_show_colormap(Fl_Color oldcol) {
   ColorMenu m(oldcol);
   return m.run();
 }
+
+//
+// End of "$Id: fl_show_colormap.cxx,v 1.3 1998/10/19 20:46:48 mike Exp $".
+//
diff --git a/src/fl_symbols.cxx b/src/fl_symbols.cxx
index df2f20926..fa623265d 100644
--- a/src/fl_symbols.cxx
+++ b/src/fl_symbols.cxx
@@ -1,4 +1,27 @@
-// fl_symbols.C
+//
+// "$Id"
+//
+// Symbol drawing code for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // These are small graphics drawn by the normal label-drawing
 // code when the string starts with an '@' sign.
@@ -362,3 +385,7 @@ Fl_Labeltype define_FL_SYMBOL_LABEL() {
 void Fl::enable_symbols() {
   Fl::set_labeltype(FL_NORMAL_LABEL, fl_symbol_label, 0);
 }
+
+//
+// End of "$Id: fl_symbols.cxx,v 1.2 1998/10/19 20:46:49 mike Exp $".
+//
diff --git a/src/fl_vertex.cxx b/src/fl_vertex.cxx
index cdf9b1df0..188e60be3 100644
--- a/src/fl_vertex.cxx
+++ b/src/fl_vertex.cxx
@@ -1,4 +1,27 @@
-// fl_vertex.C
+//
+// "$Id"
+//
+// Portable drawing routines for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Portable drawing code for drawing arbitrary shapes with
 // simple 2D transformations.  See also fl_arc.C
@@ -198,3 +221,7 @@ void fl_circle(double x, double y,double r) {
     (fl_display, fl_window, fl_gc, llx, lly, w, h, 0, 360*64);
 #endif
 }
+
+//
+// End of "$Id: fl_vertex.cxx,v 1.2 1998/10/19 20:46:50 mike Exp $".
+//
diff --git a/src/forms_bitmap.cxx b/src/forms_bitmap.cxx
index 1b0eae749..e456636e8 100644
--- a/src/forms_bitmap.cxx
+++ b/src/forms_bitmap.cxx
@@ -1,5 +1,27 @@
-// forms_bitmap.C
-// Forms compatability widget to draw a bitmap
+//
+// "$Id"
+//
+// Forms compatible bitmap function for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 #include <FL/forms.H>
 
@@ -22,3 +44,7 @@ void Fl_FormsBitmap::draw() {
   if (b) {fl_color(color()); b->draw(x(), y(), w(), h());}
   draw_label();
 }
+
+//
+// End of "$Id: forms_bitmap.cxx,v 1.2 1998/10/19 20:46:50 mike Exp $".
+//
diff --git a/src/forms_compatability.cxx b/src/forms_compatability.cxx
index 763269af6..45307c74a 100755
--- a/src/forms_compatability.cxx
+++ b/src/forms_compatability.cxx
@@ -1,4 +1,27 @@
-// forms.C
+//
+// "$Id"
+//
+// Forms compatibility functions for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Forms library compatability functions.
 // Many more functions are defined as inlines in forms.h!
@@ -151,3 +174,7 @@ Fl_Button *fl_add_button(uchar t,int x,int y,int w,int h,const char *l) {
   }
   return b;
 }
+
+//
+// End of "$Id: forms_compatability.cxx,v 1.2 1998/10/19 20:46:51 mike Exp $".
+//
diff --git a/src/forms_free.cxx b/src/forms_free.cxx
index 826211620..1c59ef878 100644
--- a/src/forms_free.cxx
+++ b/src/forms_free.cxx
@@ -1,4 +1,27 @@
-// forms_free.C
+//
+// "$Id"
+//
+// Forms free widget routines for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Emulation of the Forms "free" widget.
 // This emulation allows the free demo to run, and has allowed
@@ -48,3 +71,7 @@ int Fl_Free::handle(int e) {
   if (hfunc(this, e, float(Fl::event_x()), float(Fl::event_y()), key)) do_callback();
   return 1;
 }
+
+//
+// End of "$Id: forms_free.cxx,v 1.2 1998/10/19 20:46:52 mike Exp $".
+//
diff --git a/src/forms_fselect.cxx b/src/forms_fselect.cxx
index 077f69f32..38a07ae0d 100644
--- a/src/forms_fselect.cxx
+++ b/src/forms_fselect.cxx
@@ -1,4 +1,27 @@
-// fselect.C
+//
+// "$Id"
+//
+// Forms file selection routines for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Emulate the Forms file chooser using the fltk file chooser.
 
@@ -36,3 +59,7 @@ char*	fl_get_directory() {return fl_directory;}
 char*	fl_get_pattern() {return (char *)fl_pattern;}
 
 char*	fl_get_filename() {return fl_filename;}
+
+//
+// End of "$Id: forms_fselect.cxx,v 1.2 1998/10/19 20:46:53 mike Exp $".
+//
diff --git a/src/forms_pixmap.cxx b/src/forms_pixmap.cxx
index 5263531ba..f732012b4 100644
--- a/src/forms_pixmap.cxx
+++ b/src/forms_pixmap.cxx
@@ -1,5 +1,27 @@
-// forms_pixmap.C
-// Forms compatability widget to draw a pixmap
+//
+// "$Id"
+//
+// Forms pixmap drawing routines for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 #include <FL/forms.H>
 
@@ -22,3 +44,7 @@ void Fl_FormsPixmap::draw() {
   if (b) {fl_color(color()); b->draw(x(), y(), w(), h());}
   draw_label();
 }
+
+//
+// End of "$Id: forms_pixmap.cxx,v 1.2 1998/10/19 20:46:53 mike Exp $".
+//
diff --git a/src/forms_timer.cxx b/src/forms_timer.cxx
index 2b7694f80..8606c09a5 100644
--- a/src/forms_timer.cxx
+++ b/src/forms_timer.cxx
@@ -1,4 +1,27 @@
-// forms_timer.H
+//
+// "$Id"
+//
+// Forms timer object for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Emulate the Forms Timer object
 // You don't want to use this if you just want a timeout, call
@@ -125,3 +148,7 @@ void Fl_Timer::suspended(char d) {
     Fl::remove_timeout(stepcb, this);
   }
 }
+
+//
+// End of "$Id: forms_timer.cxx,v 1.2 1998/10/19 20:46:54 mike Exp $".
+//
diff --git a/src/gl_draw.cxx b/src/gl_draw.cxx
index 574b50ced..f476c8753 100644
--- a/src/gl_draw.cxx
+++ b/src/gl_draw.cxx
@@ -1,4 +1,27 @@
-// gl_draw.C
+//
+// "$Id"
+//
+// OpenGL drawing support routines for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Functions from <FL/gl.h>
 // See also Fl_Gl_Window and gl_start.C
@@ -119,3 +142,6 @@ void gl_draw_image(const uchar* b, int x, int y, int w, int h, int d, int ld) {
 
 #endif
 
+//
+// End of "$Id: gl_draw.cxx,v 1.2 1998/10/19 20:46:55 mike Exp $".
+//
diff --git a/src/gl_start.cxx b/src/gl_start.cxx
index 152c2310c..edbe9986e 100644
--- a/src/gl_start.cxx
+++ b/src/gl_start.cxx
@@ -1,4 +1,27 @@
-// Code to switch current fltk drawing context in/out of GL "mode":
+//
+// "$Id"
+//
+// OpenGL context routines for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // You MUST use gl_visual() to select the default visual before doing
 // show() of any windows.  Mesa will crash if you try to use a visual
@@ -96,3 +119,7 @@ int Fl::gl_visual(int mode, int *alist) {
 }
 
 #endif
+
+//
+// End of "$Id: gl_start.cxx,v 1.4 1998/10/19 20:46:55 mike Exp $".
+//
diff --git a/src/glut_compatability.cxx b/src/glut_compatability.cxx
index e5d93bdc5..0b4296c90 100755
--- a/src/glut_compatability.cxx
+++ b/src/glut_compatability.cxx
@@ -1,4 +1,27 @@
-// glut.C
+//
+// "$Id"
+//
+// GLUT emulation routines for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Emulation of Glut using fltk.
 
@@ -374,4 +397,7 @@ int glutLayerGet(GLenum type) {
 }
 
 #endif
-// End of glut.C
+
+//
+// End of "$Id: glut_compatability.cxx,v 1.2 1998/10/19 20:46:56 mike Exp $".
+//
diff --git a/src/glut_font.cxx b/src/glut_font.cxx
index 751fd6f8c..c0b8ca985 100644
--- a/src/glut_font.cxx
+++ b/src/glut_font.cxx
@@ -1,4 +1,27 @@
-// glut_font.C
+//
+// "$Id"
+//
+// GLUT bitmap font routines for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // (sort of) emulation of Glut's bitmap drawing functions, using FL's
 // font stuff.  Not all the fonts match!
@@ -30,3 +53,6 @@ int glutBitmapWidth(int font, int character) {
 
 #endif
 
+//
+// End of "$Id: glut_font.cxx,v 1.2 1998/10/19 20:46:57 mike Exp $".
+//
diff --git a/src/numericsort.c b/src/numericsort.c
index 0df0815d6..8a785d404 100644
--- a/src/numericsort.c
+++ b/src/numericsort.c
@@ -1,3 +1,28 @@
+/*
+ * "$Id"
+ *
+ * Numeric sorting routine for the Fast Light Tool Kit (FLTK).
+ *
+ * Copyright 1998 by Bill Spitzak and others.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ * USA.
+ *
+ * Please report all bugs and problems to "fltk-bugs@easysw.com".
+ */
+
 /* My own scandir sorting function, useful for the film industry where
    we have many files with numbers in their names: */
 
@@ -54,3 +79,7 @@ int numericsort(const struct dirent **A, const struct dirent **B) {
       return (*a-*b);
   }
 }
+
+//
+// End of "$Id: numericsort.c,v 1.4 1998/10/19 20:46:57 mike Exp $".
+//
diff --git a/src/scandir_win32.c b/src/scandir_win32.c
index cbb4b536b..6535cfc12 100644
--- a/src/scandir_win32.c
+++ b/src/scandir_win32.c
@@ -1,4 +1,27 @@
-// scandir_win32.C
+//
+// "$Id"
+//
+// WIN32 scandir function for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to "fltk-bugs@easysw.com".
+//
 
 // Emulation of posix scandir() call
 
@@ -80,3 +103,7 @@ int scandir(const char *dirname, struct dirent ***namelist,
 int alphasort (const struct dirent **a, const struct dirent **b) {
   return strcmp ((*a)->d_name, (*b)->d_name);
 }
+
+//
+// End of "$Id: scandir_win32.c,v 1.4 1998/10/19 20:46:58 mike Exp $".
+//