10080 smatch Makefile changes for usr/src/cmd

*** 20,29 ****
--- 20,30 ----
  #
  #
  # Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
  # Use is subject to license terms.
  #
+ # Copyright (c) 2018, Joyent, Inc.
  
  LIBRARY=        libpicld_pluginutil.a
  VERS=           .1
  
  OBJECTS=        picld_pluginutil.o
*** 51,60 ****
--- 52,64 ----
  POFILE= picld_pluginutil.po
  
  CPPFLAGS +=     -I.. -I$(SRC)/lib/libpicl -I$(SRC)/lib/libpicltree
  CFLAGS +=       $(CCVERBOSE)
  CERRWARN +=     -_gcc=-Wno-uninitialized
+ 
+ SMOFF += all_func_returns
+ 
  CPPFLAGS +=     -D_REENTRANT
  DYNFLAGS +=     $(ZNOLAZYLOAD)
  LDLIBS +=       -L$(SRC)/lib/libpicltree/$(MACH)
  LDLIBS +=       -lc -lpicltree