--- dns/bind99/Makefile	2013-08-31 17:49:15.000000000 +0200
+++ dns/bind99/Makefile	2013-09-01 00:49:13.000000000 +0200
@@ -28,7 +28,7 @@ 
 
 OPTIONS_DEFAULT=	IPV6 SSL LINKS XML THREADS
 OPTIONS_DEFINE=		SSL IDN REPLACE_BASE LARGE_FILE \
-			FIXED_RRSET SIGCHASE IPV6 THREADS
+			FIXED_RRSET SIGCHASE IPV6 THREADS GSSAPI
 .if !defined(BIND_TOOLS_SLAVE)
 OPTIONS_DEFINE+=	LINKS XML RPZ_NSIP RPZ_NSDNAME RPZRRL_PATCH
 OPTIONS_GROUP=		DLZ
@@ -73,6 +73,12 @@ 
 CONFIGURE_ARGS+=	--without-openssl
 .endif
 
+.if ${PORT_OPTIONS:MGSSAPI}
+CONFIGURE_ARGS+=	--with-gssapi
+.else
+CONFIGURE_ARGS+=        --without-gssapi
+.endif
+
 .if ${PORT_OPTIONS:MXML} && !defined(BIND_TOOLS_SLAVE)
 CONFIGURE_ARGS+=	--with-libxml2=${LOCALBASE}
 LIB_DEPENDS+=		xml2.5:${PORTSDIR}/textproc/libxml2