Index: main.c
===================================================================
RCS file: /cvs/pkgconfig/pkgconfig/main.c,v
retrieving revision 1.13
diff -r1.13 main.c
96a97,104
> void
> print_hashtable_key (gpointer key,
> 		     gpointer value,
> 		     gpointer user_data)
> {
>   printf("%s\n", (gchar*)key);
> }
> 
177a186
>   static int want_variable_list = 0;
221a231,232
>     { "variables", 0, POPT_ARG_NONE, &want_variable_list, 0,
>       "output list of variables defined by the module" },
387c398,399
<       want_list)
---
>       want_list ||
>       want_variable_list)
623a636,652
>   if (want_variable_list)
>     {
>       GSList *tmp;
>       gchar  *str;
>       tmp = packages;
>       while (tmp != NULL) 
>         {
>           Package *pkg = tmp->data;
> 	  g_hash_table_foreach(pkg->vars,
> 			       &print_hashtable_key,
> 			       NULL);
>           tmp = g_slist_next (tmp);
>           if (tmp) printf ("\n");
>         }
>       need_newline = FALSE;
>     }
>