From 205a478b9dcaa55f79acc45fb5dcd3d23f4ba009 Mon Sep 17 00:00:00 2001
From: David Rose <david@ddrose.com>
Date: Wed, 9 Sep 2009 23:23:24 +0000
Subject: [PATCH] preserve $DISPLAY

---
 direct/src/plugin/p3dSession.cxx | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/direct/src/plugin/p3dSession.cxx b/direct/src/plugin/p3dSession.cxx
index b7b979721d..2b10ff53e8 100644
--- a/direct/src/plugin/p3dSession.cxx
+++ b/direct/src/plugin/p3dSession.cxx
@@ -761,6 +761,9 @@ start_p3dpython(P3DInstance *inst) {
     "TMP", "TEMP", "HOME", "USER", 
 #ifdef _WIN32
     "SYSTEMROOT", "USERPROFILE", "COMSPEC", "PANDA_ROOT",
+#endif
+#ifdef HAVE_X11
+    "DISPLAY",
 #endif
     NULL
   };