X-Git-Url: http://pileus.org/git/?p=grits;a=blobdiff_plain;f=src%2Fgtkgl.h;h=0f9f2a033daa06cc2470b4cdb7ffd625c639af3b;hp=71ad67a7739c3426e2d80df535e233d906c88e13;hb=5c17e7d79895982036139dcffb5c17cefb1d4d9f;hpb=ce0016070b1fe7db3bd208d6148a776efd3f7d6e

diff --git a/src/gtkgl.h b/src/gtkgl.h
index 71ad67a..0f9f2a0 100644
--- a/src/gtkgl.h
+++ b/src/gtkgl.h
@@ -21,21 +21,22 @@
 #include <gtk/gtk.h>
 
 /* Platform dependant OpenGL includes */
-#ifdef USE_MAC
+#ifdef SYS_MAC
 #include <OpenGL/gl.h>
 #include <OpenGL/glu.h>
 #else
 #include <GL/gl.h>
 #include <GL/glu.h>
+#include <GL/glext.h>
 #endif
 
 /* Call before widget is realized */
 void gtk_gl_enable(GtkWidget *widget);
 
-/* Call at the start of "expose" */
+/* Call at the start of expose */
 void gtk_gl_begin(GtkWidget *widget);
 
-/* Call at the end of "expose-event" */
+/* Call at the end of expose */
 void gtk_gl_end(GtkWidget *widget);
 
 /* Call when done to cleanup data */