We want to keep these y.tab.c files around because the debuginfo points to
them.  It would be more elegant at the end to use symbolic links, but that
could mess up people working in the tree on other things.

Index: src/kadmin/cli/Makefile.in
===================================================================
--- src/kadmin/cli/Makefile.in.orig
+++ src/kadmin/cli/Makefile.in
@@ -43,3 +43,8 @@ clean-unix::
 # CC_LINK is not meant for compilation and this use may break in the future.
 datetest: getdate.c
 	$(CC_LINK) $(ALL_CFLAGS) -DTEST -o datetest getdate.c
+
+%.c: %.y
+	$(RM) y.tab.c $@
+	$(YACC.y) $< 
+	$(CP) y.tab.c $@
Index: src/plugins/kdb/ldap/ldap_util/Makefile.in
===================================================================
--- src/plugins/kdb/ldap/ldap_util/Makefile.in.orig
+++ src/plugins/kdb/ldap/ldap_util/Makefile.in
@@ -22,7 +22,7 @@ $(PROG): $(OBJS) $(KADMSRV_DEPLIBS) $(KR
 getdate.c: $(GETDATE)
 	$(RM) getdate.c y.tab.c
 	$(YACC) $(GETDATE)
-	$(MV) y.tab.c getdate.c
+	$(CP) y.tab.c getdate.c
 
 install::
 	$(INSTALL_PROGRAM) $(PROG) ${DESTDIR}$(ADMIN_BINDIR)/$(PROG)