10080 smatch Makefile changes for usr/src/cmd

*** 19,28 ****
--- 19,29 ----
  # CDDL HEADER END
  #
  # Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
  # Use is subject to license terms.
  #
+ # Copyright (c) 2018, Joyent, Inc.
  
  #
  #       Create default so empty rules don't
  #       confuse make
  #
*** 39,48 ****
--- 40,52 ----
  
  CERRWARN +=     -_gcc=-Wno-parentheses
  CERRWARN +=     -_gcc=-Wno-uninitialized
  CERRWARN +=     -_gcc=-Wno-implicit-function-declaration
  
+ # not linted
+ SMATCH=off
+ 
  LINT_OBJS = $(OBJS:%.o=%.ln)
  SOURCES = $(OBJS:%.o=%.c)
  
  .PARALLEL: $(OBJS)