1 files changed, 1 insertions, 1 deletions
diff --git a/FL/glu.h b/FL/glu.h
index 6795b762f..4ab7b1ea2 100644
--- a/FL/glu.h
+++ b/FL/glu.h
@@ -38,7 +38,7 @@
 #    endif
 #  endif
 
-#  ifdef __APPLE__
+#  ifdef __APPLE__  // PORTME: OpenGL Path abstraction
 #    include <OpenGL/glu.h>
 #  else
 #    include <GL/glu.h>