security/heimdal: Establish consistency for seed data with base heimdal

This patch enables heimdal port and heimdal bad to be consistent [in byte
order for seed data] and talk nicely to each other.  Please refer to
FreeBSD Errata Notice FreeBSD-EN-14:08.heimdal.  This port is not
unmaintained.

PR:		191356
Submitted by:	dewayne (heuristicsystems.com.au)

security/heimdal/Makefile

@@ -3,7 +3,7 @@
 
 PORTNAME=	heimdal
 PORTVERSION=	1.5.2
-PORTREVISION=	11
+PORTREVISION=	12
 CATEGORIES=	security ipv6
 MASTER_SITES=	http://www.h5l.org/dist/src/ \
 		http://ftp.pdc.kth.se/pub/heimdal/src/ \

security/heimdal/files/patch-lib_gssapi_krb5_prf.c

@@ -0,0 +1,11 @@
+--- lib/gssapi/krb5/prf.c.orig	2012-01-10 21:53:51.000000000 +0000
++++ lib/gssapi/krb5/prf.c
+@@ -119,7 +119,7 @@ _gsskrb5_pseudo_random(OM_uint32 *minor_
+     while(dol > 0) {
+ 	size_t tsize;
+ 
+-	_gsskrb5_encode_om_uint32(num, input.data);
++	_gsskrb5_encode_be_om_uint32(num, input.data);
+ 
+ 	ret = krb5_crypto_prf(context, crypto, &input, &output);
+ 	if (ret) {