build-sys: detect if volatile is available

Do not defined volatile away on non-Linux systems, detect its presence
using AC_C_VOLATILE instead.

Signed-off-by: Guillem Jover <guillem@hadrons.org>

diff --git a/configure.ac b/configure.ac
index f61102c809173a166ff6c4e841af68343776e9d9..6784112875ee116edda163a78ab39c05598848a8 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -71,6 +71,7 @@ AC_PROG_CC_STDC
 AC_GNU_SOURCE
 AC_CANONICAL_HOST
 AC_C_CONST
+AC_C_VOLATILE
 AC_C_BIGENDIAN
 
 dnl libtool-2

diff --git a/disk-utils/fsck.minix.c b/disk-utils/fsck.minix.c
index af54c98734a50309895f9aca83cefab383ba44f4..c9bd6535913901532212182a7fd363485b46a14c 100644 (file)
--- a/disk-utils/fsck.minix.c
+++ b/disk-utils/fsck.minix.c
@@ -107,10 +107,6 @@
 #include "nls.h"
 #include "pathnames.h"
 
-#ifndef __linux__
-#define volatile
-#endif
-
 #define ROOT_INO 1
 
 #define UPPER(size,n) ((size+((n)-1))/(n))