File wdm-1.28-WINGs.patch of Package wdm
--- src/wdmLogin/Login.c
+++ src/wdmLogin/Login.c
@@ -1270,6 +1270,9 @@
ProgName = argv[0];
+ /* WINGs should not use configuration from /root/ */
+ setenv("GNUSTEP_USER_ROOT", "/etc/X11/wdm", 1);
+
setlocale(LC_ALL, "");
#ifdef I18N