(do_lookup): Introduce a new variable letterflag to get rid of a

	compiler warning from gcc-2.7.2.2 on AIX.

src/server/conference.c

 /*
- * $Id: conference.c,v 0.74 2002/08/17 17:24:18 ceder Exp $
+ * $Id: conference.c,v 0.75 2002/09/19 21:20:05 ceder Exp $
  * Copyright (C) 1991-2002  Lysator Academic Computer Association.
  *
  * This file is part of the LysKOM server.
@@ -701,6 +701,7 @@ do_lookup (Connection *conn,
     Conf_list_old raw_match;
     unsigned long i;
     unsigned short retsize;
+    unsigned int letterflag = want_persons;
 
     if ( cached_lookup_name( name, &raw_match ) != OK )
 	return FAILURE;
@@ -711,7 +712,7 @@ do_lookup (Connection *conn,
     {
 	/* Don't call check access permissions here. It doesn't matter
 	   that much if we allocate slightly too much memory. */
-	if (raw_match.type_of_conf[i].letter_box == want_persons)
+	if (raw_match.type_of_conf[i].letter_box == letterflag)
 	{
 	    retsize++;
 	    /* i is "unsigned long", and retsize is "unsigned short".
@@ -731,7 +732,7 @@ do_lookup (Connection *conn,
 
     for (i = 0; i < raw_match.no_of_conf_nos; i++)
     {
-	if (raw_match.type_of_conf[i].letter_box == want_persons
+	if (raw_match.type_of_conf[i].letter_box == letterflag
 	    && access_perm(raw_match.conf_nos[i], conn, read_protected) > none)
 	{
 	    result->conf_nos[result->no_of_confs++] = raw_match.conf_nos[i];