10079 smatch Makefile changes for usr/src/lib

*** 19,28 ****
--- 19,29 ----
  # CDDL HEADER END
  #
  #
  # Copyright (c) 2004, 2010, Oracle and/or its affiliates. All rights reserved.
  #
+ # Copyright (c) 2018, Joyent, Inc.
  
  LIBRARY =       libuutil.a
  VERS =          .1
  
  OBJECTS = \
*** 71,80 ****
--- 72,83 ----
  CFLAGS +=       $(CCVERBOSE)
  CPPFLAGS +=     -I$(SRCDIR) -I../../common/inc
  LINTFLAGS +=    -erroff=E_GLOBAL_COULD_BE_STATIC2
  LINTFLAGS64 +=  -erroff=E_GLOBAL_COULD_BE_STATIC2
  
+ SMOFF += signed
+ 
  MY_NATIVE_CPPFLAGS = -DNATIVE_BUILD -I$(SRCDIR)
  MY_NATIVE_LDLIBS = -lc
  
  $(NOT_RELEASE_BUILD)CPPFLAGS += -DDEBUG