Deprecate DEVICE, GL, gl, and the related modules cgen and cgensupport for removal in 3.0.
diff --git a/Lib/plat-irix5/GL.py b/Lib/plat-irix5/GL.py
index 9f02f65..d0e0074 100755
--- a/Lib/plat-irix5/GL.py
+++ b/Lib/plat-irix5/GL.py
@@ -1,3 +1,7 @@
+from warnings import warnpy3k
+warnpy3k("the GL module has been removed in Python 3.0", stacklevel=2)
+del warnpy3k
+
 NULL = 0
 FALSE = 0
 TRUE = 1