handle bind/bind9 being a git repo

util/bind.sh

@@ -97,6 +97,12 @@ case $# in
        ;;
 esac
 
+if test -d bind/bind9/.git
+then
+	cp util/Makefile.git bind/Makefile.in
+	cd bind/bind9
+	git checkout $BINDTAG && git pull
+else
 	# Delete all previous bind stuff
 	rm -rf bind
 
@@ -127,4 +133,4 @@ mm=${MAJORVER}.${MINORVER}
 	# move the tar file to a known place for use by the make dist command
 	echo Moving tar file to bind.tar.gz for distribution
 	mv bind-${mm}*.tar.gz bind.tar.gz
-
+fi