--- a/server/core.c	2015/01/12 13:37:20	1651082
+++ b/server/core.c	2015/01/12 13:38:02	1651083
@@ -1271,6 +1271,7 @@
 static int reset_config_defines(void *dummy)
 {
     ap_server_config_defines = saved_server_config_defines;
+    saved_server_config_defines = NULL;
     server_config_defined_vars = NULL;
     return OK;
 }