8411 Build should warn when linking against libraries outside proto area

*** 18,27 ****
--- 18,28 ----
  #
  # CDDL HEADER END
  #
  #
  # Copyright (c) 2006, 2010, Oracle and/or its affiliates. All rights reserved.
+ # Copyright 2017 RackTop Systems.
  #
  
  LIBRARY = libtopo.a
  VERS = .1
  
*** 87,96 ****
--- 88,100 ----
  
  $(DYNLIB)  := LDLIBS += \
          -lnvpair -lelf -lumem -lxml2 -lkstat -luuid -ldevinfo \
          -lsmbios -lc -ldevid -lipmi -lscf
  
+ # Allow libxml2 to be taken from the proto area.
+ $(ADJUNCT_PROTO_NOT_SET)DYNFLAGS += $(ZASSERTDEFLIB)=libxml2.so
+ 
  $(LINTLIB) := SRCS = $(SRCDIR)/$(LINTSRC)
  $(LINTLIB) := LINTFLAGS = -nsvx
  $(LINTLIB) := LINTFLAGS64 = -nsvx -m64
  $(LINTLIB) := LDLIBS += -lnvpair -lumem -lc