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

*** 18,34 ****
  # information: Portions Copyright [yyyy] [name of copyright owner]
  #
  # CDDL HEADER END
  #
  #
- #ident  "%Z%%M% %I%     %E% SMI"
- #
  # Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
  # Use is subject to license terms.
  #
! # cmd/ipcs/Makefile
! #
  
  PROG=           ipcs
  XPG4PROG=       $(PROG)
  
  include ../Makefile.cmd
--- 18,31 ----
  # information: Portions Copyright [yyyy] [name of copyright owner]
  #
  # CDDL HEADER END
  #
  #
  # Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
  # Use is subject to license terms.
  #
! # Copyright (c) 2018, Joyent, Inc.
  
  PROG=           ipcs
  XPG4PROG=       $(PROG)
  
  include ../Makefile.cmd
*** 35,44 ****
--- 32,44 ----
  
  LINTFLAGS +=    -erroff=E_NAME_USED_NOT_DEF2
  CFLAGS +=       $(CCVERBOSE)
  LDLIBS +=       -lproject
  
+ # main() too hairy
+ SMATCH =        off
+ 
  .KEEP_STATE:
  
  all: $(PROG)
  
  install: all $(ROOTXPG4PROG)