10079 smatch Makefile changes for usr/src/lib

*** 20,29 ****
--- 20,30 ----
  #
  # Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
  # Use is subject to license terms.
  #
  # Copyright 2011 Nexenta Systems, Inc. All rights reserved.
+ # Copyright (c) 2018, Joyent, Inc.
  #
  
  LIBRARY =       libwrap.a
  MAJOR =         .1
  MINOR =         .0
*** 58,67 ****
--- 59,71 ----
  CERRWARN +=     -_gcc=-Wno-return-type
  CERRWARN +=     -_gcc=-Wno-parentheses
  CERRWARN +=     -_gcc=-Wno-unused-variable
  CERRWARN +=     -_gcc=-Wno-uninitialized
  
+ # not linted
+ SMATCH=off
+ 
  .KEEP_STATE:
  
  all: $(LIBS)
  
  lint: lintcheck