10080 smatch Makefile changes for usr/src/cmd

*** 20,29 ****
--- 20,30 ----
  #
  #
  # Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
  # Use is subject to license terms.
  #
+ # Copyright (c) 2018, Joyent, Inc.
  
  PROG= dc
  XPG6PROG= dc
  XD= exobjs.xpg6
  EXOBJS= dc.o
*** 35,44 ****
--- 36,48 ----
  CERRWARN += -_gcc=-Wno-implicit-function-declaration
  CERRWARN += -_gcc=-Wno-unused-value
  CERRWARN += -_gcc=-Wno-parentheses
  CERRWARN += -_gcc=-Wno-uninitialized
  
+ # not linted
+ SMATCH=off
+ 
  .KEEP_STATE:
  
  all: $(MAPFILE.NGB) $(PROG) $(XPG6)
  
  $(PROG): $(EXOBJS)