From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: "Erlend E. Aasland" <erlend.aasland@protonmail.com>
Date: Sun, 6 Nov 2022 22:39:34 +0100
Subject: [PATCH] 00407: gh-99086: Fix implicit int compiler warning in
 configure check for PTHREAD_SCOPE_SYSTEM

Co-authored-by: Sam James <sam@cmpct.info>
---
 .../next/Build/2022-11-04-02-58-10.gh-issue-99086.DV_4Br.rst    | 1 +
 configure                                                       | 2 +-
 configure.ac                                                    | 2 +-
 3 files changed, 3 insertions(+), 2 deletions(-)
 create mode 100644 Misc/NEWS.d/next/Build/2022-11-04-02-58-10.gh-issue-99086.DV_4Br.rst

diff --git a/Misc/NEWS.d/next/Build/2022-11-04-02-58-10.gh-issue-99086.DV_4Br.rst b/Misc/NEWS.d/next/Build/2022-11-04-02-58-10.gh-issue-99086.DV_4Br.rst
new file mode 100644
index 0000000000..e320ecfdfb
--- /dev/null
+++ b/Misc/NEWS.d/next/Build/2022-11-04-02-58-10.gh-issue-99086.DV_4Br.rst
@@ -0,0 +1 @@
+Fix ``-Wimplicit-int`` compiler warning in :program:`configure` check for ``PTHREAD_SCOPE_SYSTEM``.
diff --git a/configure b/configure
index 51a811f18d..c5d42bed6d 100755
--- a/configure
+++ b/configure
@@ -10942,7 +10942,7 @@ else
       void *foo(void *parm) {
         return NULL;
       }
-      main() {
+      int main() {
         pthread_attr_t attr;
         pthread_t id;
         if (pthread_attr_init(&attr)) return (-1);
diff --git a/configure.ac b/configure.ac
index 8d0f025c61..79d45d9e49 100644
--- a/configure.ac
+++ b/configure.ac
@@ -3232,7 +3232,7 @@ if test "$posix_threads" = "yes"; then
       void *foo(void *parm) {
         return NULL;
       }
-      main() {
+      int main() {
         pthread_attr_t attr;
         pthread_t id;
         if (pthread_attr_init(&attr)) return (-1);