build-sys: detect if const is available

Some systems define __STDC__ and do not have a working const, some do
not define the macro but do have a working const. Use AC_C_CONST to
check for its presence.

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

diff --git a/configure.ac b/configure.ac
index 7bf8bcd4f4de7286781406520859b4ca3cfaeb3d..f61102c809173a166ff6c4e841af68343776e9d9 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -70,6 +70,7 @@ AC_SUBST([usrlib_execdir])
 AC_PROG_CC_STDC
 AC_GNU_SOURCE
 AC_CANONICAL_HOST
+AC_C_CONST
 AC_C_BIGENDIAN
 
 dnl libtool-2

diff --git a/fsck/fsck.h b/fsck/fsck.h
index 8a0f70e325b5f7e25178f0cd26b1d94829938be8..45b78446c867a4ffcf0c34f5de18945f72460e66 100644 (file)
--- a/fsck/fsck.h
+++ b/fsck/fsck.h
@@ -8,7 +8,6 @@
 #define NOARGS void
 #else
 #define NOARGS
-#define const
 #endif
 
 #ifdef __GNUC__