#1535: rename __builtin__ module to builtins.
diff --git a/PC/os2emx/config.c b/PC/os2emx/config.c
index 3524429..47378fd 100644
--- a/PC/os2emx/config.c
+++ b/PC/os2emx/config.c
@@ -156,7 +156,7 @@
 
 	/* These entries are here for sys.builtin_module_names */
 	{"__main__", NULL},
-	{"__builtin__", NULL},
+	{"builtins", NULL},
 	{"sys", NULL},
 
 	/* This lives in gcmodule.c */