8411 Build should warn when linking against libraries outside proto area

*** 19,28 ****
--- 19,29 ----
  # CDDL HEADER END
  #
  
  #
  # Copyright (c) 2004, 2010, Oracle and/or its affiliates. All rights reserved.
+ # Copyright 2017 RackTop Systems.
  #
  
  MYPROG =        svccfg
  PROG =          $(MYPROG)
  
*** 87,96 ****
--- 88,100 ----
      $(MYPROG:%=%-native)
  
  SVCCFG_EXTRA_LIBS = -lxml2 -lscf -ll -luutil -lumem -lmd5 -lnvpair
  $(NOT_NATIVE)SVCCFG_EXTRA_LIBS += -ltecla
  
+ # Allow libxml2 to be taken from outside the proto area.
+ $(ADJUNCT_PROTO_NOT_SET)LDFLAGS += $(ZASSERTDEFLIB)=libxml2.so
+ 
  LIBSCF          = $(SRC)/lib/libscf
  LIBTECLA        = $(SRC)/lib/libtecla           # just for the header
  LIBUUTIL        = $(SRC)/lib/libuutil
  
  debug := COPTFLAG = -g