10077 usr/src/uts/ Makefile changes for smatch

*** 21,36 ****
  
  #
  # Copyright 2010 Sun Microsystems, Inc.  All rights reserved.
  # Use is subject to license terms.
  #
! #
! #       This makefile drives the production of the xnb
! #       network driver support module.
! #
! #       i86xpv architecture dependent
! #
  
  #
  #       Path to the base of the uts directory tree (usually /usr/src/uts).
  #
  UTSBASE = ../..
--- 21,31 ----
  
  #
  # Copyright 2010 Sun Microsystems, Inc.  All rights reserved.
  # Use is subject to license terms.
  #
! # Copyright (c) 2018, Joyent, Inc.
  
  #
  #       Path to the base of the uts directory tree (usually /usr/src/uts).
  #
  UTSBASE = ../..
*** 76,85 ****
--- 71,83 ----
  LINTTAGS        += -erroff=E_ASSIGN_NARROW_CONV
  LINTTAGS        += -erroff=E_BAD_PTR_CAST_ALIGN
  
  CERRWARN        += -_gcc=-Wno-uninitialized
  
+ # needs work
+ SMOFF += signed
+ 
  #
  #       Default build targets.
  #
  .KEEP_STATE: