[acinclude.m4] Replaced a "main()" (from the merge of r8245) by

"main (void)" (the other similar changes were done in r9418 for
the 3.1 branch and r8728 in the trunk, which is why r8245 did not
have this change). Useful to configure & build with -Werror (this
needs a patched autoconf).

git-svn-id: svn://scm.gforge.inria.fr/svn/mpfr/branches/3.1@10131 280ebfd0-de03-0410-8827-d642c229c3f4

1 files changed, 1 insertions, 1 deletions

diff --git a/acinclude.m4 b/acinclude.m4
index 4639ced32..aaaefe715 100644
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -434,7 +434,7 @@ then
  #define MPFR_USE_THREAD_SAFE 1
  #include "mpfr-thread.h"
  MPFR_THREAD_ATTR int x = 17;
- int main() {
+ int main (void) {
    return x != 17;
  }
    ]])],