8516 Suppress gcc errors with -Wno- in Makefile for usr/src/cmd

*** 21,30 ****
--- 21,31 ----
  #
  # Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
  # Use is subject to license terms.
  #
  # Copyright 2015 RackTop Systems.
+ # Copyright 2017 Gary Mills
  #
  
  MYPROG = svc.configd
  MYOBJS = \
          backend.o \
*** 93,102 ****
--- 94,106 ----
  $(NATIVE_BUILD)LIBSQLITE =
  
  OBJS += $(OBJSQLITE)
  LDLIBS += $(LIBSQLITE)
  
+ # Suppress error for: event_id
+ rc_node-native.o := CERRWARN += -_gcc=-Wno-unused-but-set-variable
+ 
  install := TARGET = install
  clobber := TARGET = clobber
  
  .KEEP_STATE:
  .PARALLEL: $(MYOBJS) $(MYOBJS:%.o=%-native.o)