libxtables: set names of programs

Set proper name of application.

Signed-off-by: Jamal Hadi Salim <hadi@cyberus.ca>
diff --git a/iptables-save.c b/iptables-save.c
index c4306fd..396406f 100644
--- a/iptables-save.c
+++ b/iptables-save.c
@@ -142,6 +142,7 @@
 	xtables_program_name = program_name;
 	xtables_init();
 	xtables_set_nfproto(NFPROTO_IPV4);
+	iptables_globals.program_name = "iptables-save";
 #ifdef NO_SHARED_LIBS
 	init_extensions();
 #endif