--- ospm-1.4.11/pm/ospm-queue-model.h.~1~	2015-03-12 21:44:39.124481960 +0300
+++ ospm-1.4.11/pm/ospm-queue-model.h	2015-03-12 21:44:57.135191496 +0300
@@ -69,7 +69,8 @@
         LPD_LOCAL,
         LPD_REMOTE,
         SMB,
-        SEPARATOR
+        SEPARATOR,
+	END_OF_LIST
 } QueueConnType; 
 
 
--- ospm-1.4.11/pm/ospm-manual-add-queue.c.~1~	2015-03-12 21:37:54.415506493 +0300
+++ ospm-1.4.11/pm/ospm-manual-add-queue.c	2015-03-12 21:43:41.044640436 +0300
@@ -87,7 +87,7 @@
         {SEPARATOR, NULL},
         {IPP_REMOTE, N_("Remote IPP (Internet Printing Protocol)")},
         {LPD_REMOTE, N_("Remote LPD (BSD, RFC1179)")},
-        { NULL, NULL},
+        { END_OF_LIST, NULL},
 };
 
 static void ospm_manual_add_queue_destroy              (GtkObject *object);
@@ -812,7 +812,7 @@
         int i;
 
         store = gtk_list_store_new (2, G_TYPE_STRING, G_TYPE_INT);
-        for (i=0; type_list[i].type != NULL; i++) {
+        for (i=0; type_list[i].type != END_OF_LIST; i++) {
                 if (is_properties) {
                         if (type_list[i].type == SEPARATOR)
                                 continue;