From 94a9162baa82809ec58a3d06ca3489c7e7fed6ed Mon Sep 17 00:00:00 2001
From: Sergey Kandaurov <pluknet@nginx.com>
Date: Fri, 22 Nov 2019 14:06:02 +0300
Subject: [PATCH] Configure: fixed posix_spawn() detection with glic 2.30.

In particular, it was previously broken on Ubuntu 19.10 and Fedora 31.
See for details: https://sourceware.org/git/?p=glibc.git;a=commitdiff;h=2ab5741
---
 auto/unix | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/auto/unix b/auto/unix
index 5813e5e8..8edf7f1f 100644
--- a/auto/unix
+++ b/auto/unix
@@ -186,8 +186,8 @@ nxt_feature_libs=
 nxt_feature_test="#include <spawn.h>
                   #include <unistd.h>
 
-                  int main() {
-                      (void) posix_spawn(NULL, NULL, NULL, NULL, NULL, NULL);
+                  int main(int argc, char *argv[]) {
+                      (void) posix_spawn(NULL, \"\", NULL, NULL, argv, NULL);
                       return 0;
                   }"
 . auto/feature