--- pkgconfig-0.17.1/pkg.c.old	2005-04-14 08:59:43.589865584 +0800
+++ pkgconfig-0.17.1/pkg.c	2005-04-14 08:57:58.226883192 +0800
@@ -1023,7 +1023,8 @@ packages_get_l_libs (GSList     *pkgs, g
     tmp = pkgs;
     while (tmp != NULL)
     {
-      dups_list = g_slist_concat (dups_list, get_l_libs(tmp->data));
+      dups_list = g_slist_concat (dups_list,
+                                  g_slist_copy (get_l_libs (tmp->data)));
       tmp = tmp->next;
     }
 
@@ -1066,7 +1067,8 @@ packages_get_L_libs (GSList     *pkgs, g
     tmp = pkgs;
     while (tmp != NULL)
     {
-      dups_list = g_slist_concat (dups_list, get_L_libs(tmp->data));
+      dups_list = g_slist_concat (dups_list,
+                                  g_slist_copy (get_L_libs (tmp->data)));
       tmp = tmp->next;
     }