10080 smatch Makefile changes for usr/src/cmd

*** 20,29 ****
--- 20,30 ----
  #
  #
  # Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
  # Use is subject to license terms.
  #
+ # Copyright (c) 2018, Joyent, Inc.
  
  SHELL=/usr/bin/ksh93
  
  include ../../Makefile.cmd
  
*** 49,58 ****
--- 50,62 ----
  
  CERRWARN += -_gcc=-Wno-parentheses
  CERRWARN += -_gcc=-Wno-empty-body
  CERRWARN += -_gcc=-Wno-uninitialized
  
+ # not linted
+ SMATCH=off
+ 
  LDLIBS += -last
  msgcpp   := LDLIBS += -lpp
  
  # This target should use "shcomp" in the future
  msgcc:  msgcc.sh