4135 integrate lockf utility

@@ -111,10 +111,11 @@
 file path=usr/bin/factor mode=0555
 file path=usr/bin/kstat mode=0555
 file path=usr/bin/last mode=0555
 file path=usr/bin/lastcomm mode=0555
 file path=usr/bin/lgrpinfo mode=0555
+file path=usr/bin/lockf mode=0755
 file path=usr/bin/look mode=0755
 file path=usr/bin/mkfifo mode=0555
 file path=usr/bin/nawk mode=0555
 file path=usr/bin/newform mode=0555
 file path=usr/bin/news mode=0555