[nginx] Configure: fix build with -Werror=unused-value.

[Maxim Dounin]

details:   http://hg.nginx.org/nginx/rev/0c3e464682e2
branches:  
changeset: 6621:0c3e464682e2
user:      Piotr Sikora <piotrsikora at google.com>
date:      Mon Jun 27 15:00:02 2016 -0700
description:
Configure: fix build with -Werror=unused-value.

Signed-off-by: Piotr Sikora <piotrsikora at google.com>

diffstat:

 auto/cc/conf |  2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diffs (12 lines):

diff --git a/auto/cc/conf b/auto/cc/conf
--- a/auto/cc/conf
+++ b/auto/cc/conf
@@ -231,7 +231,7 @@ if [ "$NGX_PLATFORM" != win32 ]; then
     ngx_feature_incs=
     ngx_feature_path=
     ngx_feature_libs=
-    ngx_feature_test="__builtin_bswap64(0)"
+    ngx_feature_test="if (__builtin_bswap64(0)) return 1"
     . auto/feature