10063 basic support for smatch
10153 checkpaths shouldn't check packaging exceptions

*** 23,32 ****
--- 23,33 ----
  # Copyright (c) 2004, 2010, Oracle and/or its affiliates. All rights reserved.
  # Copyright 2016 Joyent, Inc.
  # Copyright (c) 2013, OmniTI Computer Consulting, Inc. All rights reserved.
  # Copyright 2013 Garrett D'Amore <garrett@damore.org>
  # Copyright 2018 Nexenta Systems, Inc.
+ # Copyright (c) 2018, Joyent, Inc.
  #
  
  LIBCBASE=       .
  LIBCDIR=        $(SRC)/lib/libc
  LIBRARY=        libc.a
*** 1033,1042 ****
--- 1034,1046 ----
  CERRWARN += -_gcc=-Wno-char-subscripts
  CERRWARN += -_gcc=-Wno-clobbered
  CERRWARN += -_gcc=-Wno-unused-function
  CERRWARN += -_gcc=-Wno-address
  
+ # not linted
+ SMATCH=off
+ 
  # Setting THREAD_DEBUG = -DTHREAD_DEBUG (make THREAD_DEBUG=-DTHREAD_DEBUG ...)
  # enables ASSERT() checking in the threads portion of the library.
  # This is automatically enabled for DEBUG builds, not for non-debug builds.
  THREAD_DEBUG =
  $(NOT_RELEASE_BUILD)THREAD_DEBUG = -DTHREAD_DEBUG