configure: avoid compiler warning in pipe2 detection

[qemu.git] / configure

diff --git a/configure b/configure
index 34ba9c7199eb563f4a150c963bf85a262cd22384..37f712d4758eb65aa675fee79ac2472da7c85d67 100755 (executable)
--- a/configure
+++ b/configure
@@ -2399,8 +2399,7 @@ cat > $TMPC << EOF
 int main(void)
 {
     int pipefd[2];
-    pipe2(pipefd, O_CLOEXEC);
-    return 0;
+    return pipe2(pipefd, O_CLOEXEC);
 }
 EOF
 if compile_prog "" "" ; then