--- modules/mod_auth_unix.c.orig	Thu Mar 13 14:00:00 2003
+++ modules/mod_auth_unix.c	Thu Mar 13 14:04:45 2003
@@ -57,6 +57,7 @@
 #endif /* HAVE_HPSECURITY_H or HPUX10 or HPUX11 */
 
 #if defined(HAVE_PROT_H) || defined(COMSEC)
+# include <krb.h>
 # include <prot.h>
 #endif