From 41266df7ae51f179f4a80f67a2eba896ba1fd7b2 Mon Sep 17 00:00:00 2001
From: Albrecht Schlosser <albrechts.fltk@online.de>
Date: Sat, 20 Mar 2021 21:39:28 +0100
Subject: Remove unnecessary system includes from public headers

Add includes of system headers in the implementation files
where necessary.
---
 src/gl_draw.cxx | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'src/gl_draw.cxx')

diff --git a/src/gl_draw.cxx b/src/gl_draw.cxx
index 048510266..f802376cb 100644
--- a/src/gl_draw.cxx
+++ b/src/gl_draw.cxx
@@ -1,7 +1,7 @@
 //
 // OpenGL text drawing support routines for the Fast Light Tool Kit (FLTK).
 //
-// Copyright 1998-2018 by Bill Spitzak and others.
+// Copyright 1998-2021 by Bill Spitzak and others.
 //
 // This library is free software. Distribution and use rights are outlined in
 // the file "COPYING" which should have been included with this file.  If this
@@ -42,6 +42,7 @@
 #include <FL/Fl_Image_Surface.H>
 #include <FL/glu.h>  // for gluUnProject()
 #include <FL/glut.H> // for glutStrokeString() and glutStrokeLength()
+#include <stdlib.h>
 
 #ifndef GL_TEXTURE_RECTANGLE_ARB
 #  define GL_TEXTURE_RECTANGLE_ARB 0x84F5
-- 
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