p5-GSSAPI - missing dependency?

[Randy Bush]

--->  Upgrade of security/p5-GSSAPI started at: Mon, 08 Dec 2008
04:24:31 +0000
--->  Upgrading 'p5-GSSAPI-0.23' to 'p5-GSSAPI-0.26' (security/p5-GSSAPI)
--->  Build of security/p5-GSSAPI started at: Mon, 08 Dec 2008 04:24:31
+0000
--->  Building '/usr/ports/security/p5-GSSAPI'
===>  Cleaning for p5-GSSAPI-0.26
===>  Vulnerability check disabled, database not found
===>  Extracting for p5-GSSAPI-0.26
=> MD5 Checksum OK for GSSAPI-0.26.tar.gz.
=> SHA256 Checksum OK for GSSAPI-0.26.tar.gz.
===>   p5-GSSAPI-0.26 depends on file: /usr/local/bin/perl5.8.8 - found
===>  Patching for p5-GSSAPI-0.26
===>   p5-GSSAPI-0.26 depends on file: /usr/local/bin/perl5.8.8 - found
===>   p5-GSSAPI-0.26 depends on file: /usr/local/bin/perl5.8.8 - found
===>  Configuring for p5-GSSAPI-0.26

 Welcome to GSSAPI.pm setup!

 run "perl Makefile.PL --help" to see further installation options


----------------------------------------------------------
 Searching krb5-config command... NOT FOUND!

 seems this is a missing prerequirement.
 The README file shipped with this module provides
 more information regarding prerequirements.

Can't open Makefile: No such file or directory.
===>  Building for p5-GSSAPI-0.26
** Command failed [exit code 1]: /usr/bin/script -qa
/tmp/portupgrade.71799.0 env UPGRADE_TOOL=portupgrade
UPGRADE_PORT=p5-GSSAPI-0.23 UPGRADE_PORT_VER=0.23 make FETCH_BEFORE_ARGS=-q
** Fix the problem and try again.
--->  Build of security/p5-GSSAPI ended at: Mon, 08 Dec 2008 04:24:33
+0000 (consumed 00:00:01)
--->  Upgrade of security/p5-GSSAPI ended at: Mon, 08 Dec 2008 04:24:33
+0000 (consumed 00:00:01)