--- imap/krbck.c.orig	Sat Dec 21 02:08:21 1996
+++ imap/krbck.c	Wed Oct  8 13:56:58 1997
@@ -29,7 +29,9 @@
 
 #define EXIT_CHOKE (int) 10
 
-#define CONFIG_FILENAME "/etc/imapd.conf"
+#if !defined(CONFIG_FILENAME)
+	#define CONFIG_FILENAME "/etc/imapd.conf"
+#endif
 #define MAX_FILENAME_LEN 255
 
 int errno;