10080 smatch Makefile changes for usr/src/cmd

*** 9,19 ****
  # http://www.illumos.org/license/CDDL.
  #
  
  #
  # Copyright 2011 Nexenta Systems, Inc.  All rights reserved.
! # Copyright 2017 Joyent Inc.
  #
  
  PROG=iconv
  
  include ../Makefile.cmd
--- 9,19 ----
  # http://www.illumos.org/license/CDDL.
  #
  
  #
  # Copyright 2011 Nexenta Systems, Inc.  All rights reserved.
! # Copyright (c) 2018, Joyent, Inc.
  #
  
  PROG=iconv
  
  include ../Makefile.cmd
*** 29,38 ****
--- 29,41 ----
  CPPFLAGS        += -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE
  $(RELEASE_BUILD) CPPFLAGS += -DNDEBUG
  
  CERRWARN +=     -_gcc=-Wno-unused-label
  
+ # not linted
+ SMATCH=off
+ 
  CLEANFILES      = $(OBJS) parser.tab.c parser.tab.h
  CLOBBERFILES    = $(PROG) $(POFILE)
  PIFILES         = $(OBJS:%.o=%.i)
  POFILE          = iconv_cmd.po