[src/netbsd-1-6]: src/sys/lib/libkern Pull up revision 1.9 (requested by skrl...

[tron <tron%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/089a3567b99b
branches:  netbsd-1-6
changeset: 529473:089a3567b99b
user:      tron <tron%NetBSD.org@localhost>
date:      Sat Nov 23 15:44:29 2002 +0000

description:
Pull up revision 1.9 (requested by skrll in ticket #1009):
isn't rewrote to __builtin_ffs() on gcc 2.95+; this fixes compilation
on sun2
also change the comment for function

diffstat:

 sys/lib/libkern/ffs.c |  9 ++++++---
 1 files changed, 6 insertions(+), 3 deletions(-)

diffs (31 lines):

diff -r 9e44b13bf760 -r 089a3567b99b sys/lib/libkern/ffs.c
--- a/sys/lib/libkern/ffs.c     Sat Nov 23 15:21:39 2002 +0000
+++ b/sys/lib/libkern/ffs.c     Sat Nov 23 15:44:29 2002 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: ffs.c,v 1.8 1998/03/27 01:30:01 cgd Exp $      */
+/*     $NetBSD: ffs.c,v 1.8.42.1 2002/11/23 15:44:29 tron Exp $        */
 
 /*-
  * Copyright (c) 1990, 1993
@@ -38,7 +38,7 @@
 #if 0
 static char sccsid[] = "@(#)ffs.c      8.1 (Berkeley) 6/4/93";
 #else
-__RCSID("$NetBSD: ffs.c,v 1.8 1998/03/27 01:30:01 cgd Exp $");
+__RCSID("$NetBSD: ffs.c,v 1.8.42.1 2002/11/23 15:44:29 tron Exp $");
 #endif
 #endif /* LIBC_SCCS and not lint */
 
@@ -48,8 +48,11 @@
 #include <lib/libkern/libkern.h>
 #endif
 
+/* #undef ffs() - might be defined as macro to __builtin_ffs() */
+#undef ffs
+
 /*
- * ffs -- vax ffs instruction
+ * ffs - find first bit set in a bit string (C version)
  */
 int
 ffs(mask)