--- Amaya/configure.in.orig	Fri Jan  3 00:57:11 2003
+++ Amaya/configure.in	Fri Jan  3 00:59:44 2003
@@ -620,6 +620,7 @@
 	for ac_dir in               		\
 		/usr/include/GL			\
 		/usr/include 			\
+		/usr/include/gtkgl-2.0 \
 		/usr/X11R6/include/GL   	\
 		/usr/X11R6/include 		\
 		/usr/local/include		\