Build slapd as position-independent executable (PIE) to take an advantage of

address space layout randomization (ASLD).

Author: Thomas Woerner <twoerner@redhat.com>

--- a/servers/slapd/Makefile.in

+++ b/servers/slapd/Makefile.in

@@ -263,7 +263,7 @@ slapi/libslapi.la: FORCE

 	(cd slapi; $(MAKE) $(MFLAGS) all)

 slapd: $(SLAPD_DEPENDS) @LIBSLAPI@

-	$(LTLINK) -o $@ $(SLAPD_OBJECTS) $(LIBS) \

+	$(LTLINK) -pie -Wl,-z,defs -o $@ $(SLAPD_OBJECTS) $(LIBS) \

 		$(WRAP_LIBS)

 	$(RM) $(SLAPTOOLS)

 	for i in $(SLAPTOOLS); do \