10080 smatch Makefile changes for usr/src/cmd

@@ -20,19 +20,23 @@
 # CDDL HEADER END
 #
 #
 # Copyright (c) 1989 by Sun Microsystems, Inc.
 #
+# Copyright (c) 2018, Joyent, Inc.
 
 PROG= units
 UNITTAB=unittab
 
 include ../Makefile.cmd
 
 CERRWARN += -_gcc=-Wno-parentheses
 CERRWARN += -_gcc=-Wno-implicit-function-declaration
 
+# not linted
+SMATCH=off
+
 LIBUNITTAB= $(UNITTAB:%=$(ROOTSHLIB)/%)
 $(LIBUNITTAB) :=        FILEMODE =      $(LIBFILEMODE)
 
 .KEEP_STATE: