Use system sys_errlist on DragonFly and FreeBSD as well.

mbone/imm/distinfo

@@ -1,7 +1,8 @@
-$NetBSD: distinfo,v 1.6 2005/02/22 21:33:50 agc Exp $
+$NetBSD: distinfo,v 1.7 2006/01/03 18:30:16 joerg Exp $
 
 SHA1 (imm36a1.tar.Z) = a3c0bd042ebed930739f22ebfec2bf28080a88f6
 RMD160 (imm36a1.tar.Z) = d1a1de1cd7317278b5932b6cd1512ba5d66f6fca
 Size (imm36a1.tar.Z) = 87695 bytes
+SHA1 (patch-aa) = 17679dadc252d391e4f2c30ddccb7008531f1cba
 SHA1 (patch-ad) = dc9bc795bc177f5e0087b1bb2bcb2f5d654bdb66
 SHA1 (patch-ae) = b8133dd4ab0b25c9c6e5ae87ceca6ab7870a438b

mbone/imm/patches/patch-aa

@@ -0,0 +1,13 @@
+$NetBSD: patch-aa,v 1.5 2006/01/03 18:30:16 joerg Exp $
+
+--- xlopen.c.orig	2006-01-03 18:28:04.000000000 +0000
++++ xlopen.c
+@@ -37,7 +37,7 @@ extern char *optarg;
+ extern int optind, opterr;
+ extern int useimageloader;
+ extern struct hosttype *hosts_tail;
+-#ifndef __NetBSD__
++#if !defined(__NetBSD__) && !defined(__DragonFly__) && !defined(__FreeBSD__)
+ extern char *sys_errlist[];
+ #endif
+ extern int fullscrflag;