--- imap/config.c.orig	Sat Dec 21 02:08:11 1996
+++ imap/config.c	Wed Oct  8 13:56:58 1997
@@ -23,7 +23,9 @@
 
 extern int errno;
 
-#define CONFIG_FILENAME "/etc/imapd.conf"
+#if !defined(CONFIG_FILENAME)
+	#define CONFIG_FILENAME "/etc/imapd.conf"
+#endif
 
 struct configlist {
     char *key;