[src/trunk]: src/sbin/gpt only update the wedge information if it is supported.

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

details:   https://anonhg.NetBSD.org/src/rev/407595e33e89
branches:  trunk
changeset: 341960:407595e33e89
user:      christos <christos%NetBSD.org@localhost>
date:      Tue Dec 01 01:49:23 2015 +0000

description:
only update the wedge information if it is supported.

diffstat:

 sbin/gpt/gpt.c |  9 ++++++---
 1 files changed, 6 insertions(+), 3 deletions(-)

diffs (29 lines):

diff -r 8eb9bfb8211c -r 407595e33e89 sbin/gpt/gpt.c
--- a/sbin/gpt/gpt.c    Tue Dec 01 01:19:02 2015 +0000
+++ b/sbin/gpt/gpt.c    Tue Dec 01 01:49:23 2015 +0000
@@ -35,7 +35,7 @@
 __FBSDID("$FreeBSD: src/sbin/gpt/gpt.c,v 1.16 2006/07/07 02:44:23 marcel Exp $");
 #endif
 #ifdef __RCSID
-__RCSID("$NetBSD: gpt.c,v 1.46 2015/11/30 19:59:34 christos Exp $");
+__RCSID("$NetBSD: gpt.c,v 1.47 2015/12/01 01:49:23 christos Exp $");
 #endif
 
 #include <sys/param.h>
@@ -572,11 +572,14 @@
 void
 gpt_close(int fd)
 {
-       int bits;
 
-       if (modified && !nosync)
+       if (modified && !nosync) {
+#ifdef DIOCMWEDGES
+               int bits;
                if (ioctl(fd, DIOCMWEDGES, &bits) == -1)
                        warn("Can't update wedge information");
+#endif
+       }
 
        /* XXX post processing? */
        close(fd);