8411 Build should warn when linking against libraries outside proto area

@@ -18,10 +18,11 @@
 #
 # CDDL HEADER END
 #
 #
 # Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
+# Copyright 2017 RackTop Systems.
 #
 #
 
 LIBRARY =       libshare_autofs.a
 VERS =          .1

@@ -42,10 +43,13 @@
 lintcheck := SRCS = $(LIBSRCS)
 
 LIBS =          $(DYNLIB)
 LDLIBS +=       -lshare -lscf -lumem -lc -lxml2
 
+# Allow libxml2 to be taken from outside the proto area.
+$(ADJUNCT_PROTO_NOT_SET)DYNFLAGS += $(ZASSERTDEFLIB)=libxml2.so
+
 #add nfs/lib directory as part of the include path
 CFLAGS +=       $(CCVERBOSE)
 CERRWARN +=     -_gcc=-Wno-switch
 CERRWARN +=     -_gcc=-Wno-unused-variable
 CERRWARN +=     -_gcc=-Wno-uninitialized