diff -urN atm.orig/mpoad/io.c atm/mpoad/io.c
--- atm.orig/mpoad/io.c	Sat Dec  5 01:43:15 1998
+++ atm/mpoad/io.c	Fri Jul  6 16:09:32 2001
@@ -26,6 +26,7 @@
 #include "k_interf.h"
 #include "io.h"
 #include "get_vars.h"
+#define OPEN_MAX 1024
 
 #ifdef BROKEN_POLL
 #include "poll2select.h"