From 1cf24ff074201327a9153f83045cf6e9fce5bd70 Mon Sep 17 00:00:00 2001
From: Manolo Gouy <Manolo>
Date: Sat, 18 Jul 2015 07:18:15 +0000
Subject: Restore compilability with Mac OS SDK 10.3 and above

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3@10798 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
---
 FL/gl.h                     | 3 +++
 src/Fl_Gl_Device_Plugin.cxx | 3 +++
 src/Fl_cocoa.mm             | 2 ++
 3 files changed, 8 insertions(+)

diff --git a/FL/gl.h b/FL/gl.h
index d175c55ec..0a1be77d0 100644
--- a/FL/gl.h
+++ b/FL/gl.h
@@ -56,6 +56,9 @@
 
 #  ifdef __APPLE__
 #    include <OpenGL/gl.h>
+#if MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_4
+#    include <OpenGL/glext.h>
+#endif
 #  else
 #    include <GL/gl.h>
 #  endif
diff --git a/src/Fl_Gl_Device_Plugin.cxx b/src/Fl_Gl_Device_Plugin.cxx
index e9b43d1cf..a63a4dd50 100644
--- a/src/Fl_Gl_Device_Plugin.cxx
+++ b/src/Fl_Gl_Device_Plugin.cxx
@@ -90,6 +90,9 @@ static Fl_RGB_Image* capture_gl_rectangle(Fl_Gl_Window *glw, int x, int y, int w
 }
 
 #ifdef __APPLE__
+#if MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_4
+typedef CGImageAlphaInfo CGBitmapInfo;
+#endif
 static void imgProviderReleaseData (void *info, const void *data, size_t size)
 {
   delete (Fl_RGB_Image *)info;
diff --git a/src/Fl_cocoa.mm b/src/Fl_cocoa.mm
index e5eb1c934..5c322cc92 100644
--- a/src/Fl_cocoa.mm
+++ b/src/Fl_cocoa.mm
@@ -2715,7 +2715,9 @@ NSOpenGLPixelFormat* Fl_X::mode_to_NSOpenGLPixelFormat(int m, const int *alistp)
       attribs[n++] = NSOpenGLPFAStereo;
     }
     if (m & FL_MULTISAMPLE) {
+#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4
       attribs[n++] = NSOpenGLPFAMultisample,
+#endif
       attribs[n++] = NSOpenGLPFASampleBuffers; attribs[n++] = (NSOpenGLPixelFormatAttribute)1;
       attribs[n++] = NSOpenGLPFASamples; attribs[n++] = (NSOpenGLPixelFormatAttribute)4;
     }
-- 
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