[src/trunk]: src/sys/net Add hint comments for big ifdef

[ozaki-r <ozaki-r%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/155a0c319014
branches:  trunk
changeset: 337193:155a0c319014
user:      ozaki-r <ozaki-r%NetBSD.org@localhost>
date:      Mon Apr 06 06:26:21 2015 +0000

description:
Add hint comments for big ifdef

diffstat:

 sys/net/rtsock.c |  8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)

diffs (36 lines):

diff -r 9818c1dc54f1 -r 155a0c319014 sys/net/rtsock.c
--- a/sys/net/rtsock.c  Mon Apr 06 06:20:27 2015 +0000
+++ b/sys/net/rtsock.c  Mon Apr 06 06:26:21 2015 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: rtsock.c,v 1.167 2015/04/03 20:01:07 rtr Exp $ */
+/*     $NetBSD: rtsock.c,v 1.168 2015/04/06 06:26:21 ozaki-r Exp $     */
 
 /*
  * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
@@ -61,7 +61,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: rtsock.c,v 1.167 2015/04/03 20:01:07 rtr Exp $");
+__KERNEL_RCSID(0, "$NetBSD: rtsock.c,v 1.168 2015/04/06 06:26:21 ozaki-r Exp $");
 
 #ifdef _KERNEL_OPT
 #include "opt_inet.h"
@@ -107,7 +107,7 @@
 #define        DOMAINNAME      "oroute"
 CTASSERT(sizeof(struct ifa_xmsghdr) == 20);
 DOMAIN_DEFINE(compat_50_routedomain); /* forward declare and add to link set */
-#else
+#else /* COMPAT_RTSOCK */
 #define        RTM_XVERSION    RTM_VERSION
 #define        RT_XADVANCE(a,b) RT_ADVANCE(a,b)
 #define        RT_XROUNDUP(n)  RT_ROUNDUP(n)
@@ -125,7 +125,7 @@
 DOMAIN_DEFINE(routedomain); /* forward declare and add to link set */
 #undef COMPAT_50
 #undef COMPAT_14
-#endif
+#endif /* COMPAT_RTSOCK */
 
 #ifndef COMPATCALL
 #define        COMPATCALL(name, args)  do { } while (/*CONSTCOND*/ 0)