10080 smatch Makefile changes for usr/src/cmd

@@ -21,10 +21,11 @@
 
 #
 # Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
 # Use is subject to license terms.
 #
+# Copyright (c) 2018, Joyent, Inc.
 
 include $(SRC)/cmd/Makefile.cmd
 
 .KEEP_STATE:
 

@@ -64,10 +65,13 @@
 CERRWARN +=     -_gcc=-Wno-unused-variable
 CERRWARN +=     -_gcc=-Wno-implicit-function-declaration
 CERRWARN +=     -_gcc=-Wno-unused-function
 CERRWARN +=     -_gcc=-Wno-unused-variable
 
+# not linted
+SMATCH=off
+
 all: $(EXES)
 
 clean lint:
 
 clobber: FRC