Makefile cleanup.

src/interfaces/libpq/Makefile

@@ -4,7 +4,7 @@
 #
 # Copyright (c) 1994, Regents of the University of California
 #
-# $Header: /cvsroot/pgsql/src/interfaces/libpq/Makefile,v 1.88 2003/08/08 03:18:40 momjian Exp $
+# $Header: /cvsroot/pgsql/src/interfaces/libpq/Makefile,v 1.89 2003/08/08 03:22:24 momjian Exp $
 #
 #-------------------------------------------------------------------------
 
@@ -49,13 +49,10 @@ backend_src = $(top_srcdir)/src/backend
 crypt.c getaddrinfo.c inet_aton.c snprintf.c strerror.c path.c thread.c: % : $(top_srcdir)/src/port/%
 	rm -f $@ && $(LN_S) $< .
 
-dllist.c: $(backend_src)/lib/dllist.c
-	rm -f $@ && $(LN_S) $< .
-
-md5.c: $(backend_src)/libpq/md5.c
+md5.c ip.c: % : $(backend_src)/libpq/%
 	rm -f $@ && $(LN_S) $< .
 
-ip.c: $(backend_src)/libpq/ip.c
+dllist.c: $(backend_src)/lib/dllist.c
 	rm -f $@ && $(LN_S) $< .
 
 encnames.c wchar.c : % : $(backend_src)/utils/mb/%