742678: libnetsnmpmibs.so.30 is linked against libperl.so

add perl rpath to libnetsnmpmibs.so

diff -up net-snmp-5.7.1/agent/Makefile.in.orig net-snmp-5.7.1/agent/Makefile.in
--- net-snmp-5.7.1/agent/Makefile.in.orig	2011-10-04 09:49:26.762027506 +0200
+++ net-snmp-5.7.1/agent/Makefile.in	2011-10-04 10:31:48.092899541 +0200
@@ -302,7 +302,7 @@ libnetsnmpagent.$(LIB_EXTENSION)$(LIB_VE
 	$(RANLIB) $(AGENTLIB)
 
 libnetsnmpmibs.$(LIB_EXTENSION)$(LIB_VERSION): ${LMIBOBJS} $(AGENTLIB) $(USELIBS)
-	$(LIB_LD_CMD) $(MIBLIB) ${LMIBOBJS} $(AGENTLIB) $(USELIBS) @LD_NO_UNDEFINED@ $(LDFLAGS) ${LMIBLIBS} $(LIB_LD_LIBS) @AGENTLIBS@
+	$(LIB_LD_CMD) $(MIBLIB) ${LMIBOBJS} $(AGENTLIB) $(USELIBS) @LD_NO_UNDEFINED@ $(LDFLAGS) ${LMIBLIBS} $(PERLLDOPTS_FOR_LIBS) $(LIB_LD_LIBS) @AGENTLIBS@
 	$(RANLIB) $(MIBLIB)
 
 agentlib: $(AGENTLIB)