$NetBSD: patch-bf,v 1.2 2008/12/17 02:19:59 christos Exp $

--- murgil/serverserve.c.orig	1995-02-24 16:19:44.000000000 -0500
+++ murgil/serverserve.c	2008-12-16 20:18:00.000000000 -0500
@@ -15,11 +15,13 @@
 #include "ipcf.h"
 #include "externs.h"
  
-extern int errno;
 fd_set fdr;	
 int timeisup;
 
 sighandler gotalarm();
+#ifndef __FDS_BITS
+# define __FDS_BITS(set) ((set)->fds_bits)
+#endif
 
 serverserve()
 {
@@ -81,9 +83,9 @@
 
 	/* examine set of file descriptors */
 	for (b = 0, y = 0; b <= (howmany(highestfd, 32) - 1); b++, y += 32) {
-	    if (!fdr.fds_bits[b])
+	    if (!__FDS_BITS(&fdr)[b])
 		continue;
-	    bits = fdr.fds_bits[b];
+	    bits = __FDS_BITS(&fdr)[b];
 	    for (x = y; bits; x++, bits >>= 01)
 		if (bits & 01)
 			if (x == port_fd) {