--- a/test/testdyngl.c	Mon Feb 20 10:18:08 2006 +0000
+++ b/test/testdyngl.c	Mon Feb 20 10:19:22 2006 +0000
@@ -100,6 +100,8 @@
 	char *gl_library = "OpenGL32.DLL";
 #elif defined(__QNXNTO__)
 	char *gl_library = "libGL.so.3";
+#elif defined(_SGI_SOURCE)
+	char *gl_library = "libGL.so";
 #else
 	char *gl_library = "libGL.so.1";
 #endif