10080 smatch Makefile changes for usr/src/cmd

*** 20,31 ****
  #
  #
  # Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
  # Use is subject to license terms.
  #
! #cmd/ipf/Makefile.ipf
! #
  
  
  LIBIPF=         ../../lib/$(MACH)/libipf.a
  LIBIPF64=               ../../lib/$(MACH64)/libipf.a
  
--- 20,30 ----
  #
  #
  # Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
  # Use is subject to license terms.
  #
! # Copyright (c) 2018, Joyent, Inc.
  
  
  LIBIPF=         ../../lib/$(MACH)/libipf.a
  LIBIPF64=               ../../lib/$(MACH64)/libipf.a
  
*** 39,43 ****
--- 38,46 ----
  CERRWARN        += -_gcc=-Wno-uninitialized
  CERRWARN        += -_gcc=-Wno-unused-label
  CERRWARN        += -_gcc=-Wno-parentheses
  CERRWARN        += -_gcc=-Wno-unused-function
  CERRWARN        += -_gcc=-Wno-empty-body
+ 
+ # not linted
+ SMATCH=off
+