don't pass in lint libraries which no longer exist

@@ -34,10 +34,13 @@
 INCDIRS = $(SRC)/uts/common
 CFLAGS += -I$(INCDIRS)
 LINTFLAGS += -I$(INCDIRS)
 
 LDFLAGS += -L$(ROOT)/usr/lib/fm -R/usr/lib/fm
-LDLIBS += -luutil -lxml2 -L$(ROOTLIB)/fm -ltopo
+LDLIBS += -luutil -L$(ROOTLIB)/fm -ltopo
+
+# libxml2 has no lint library, so we can only include this while building
+$(PROG) := LDLIBS += -lxml2
 
 CERRWARN += -_gcc=-Wno-parentheses
 CERRWARN += -_gcc=-Wno-switch
 CERRWARN += -_gcc=-Wno-uninitialized