From d79b7be41ea85cf52a724e348d1911a19503e959 Mon Sep 17 00:00:00 2001
From: Tavian Barnes <tavianator@tavianator.com>
Date: Sun, 19 Nov 2023 15:17:25 -0500
Subject: xspawn: Detect posix_spawn() support

---
 src/xspawn.h | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

(limited to 'src/xspawn.h')

diff --git a/src/xspawn.h b/src/xspawn.h
index e3ad1eb..77273ee 100644
--- a/src/xspawn.h
+++ b/src/xspawn.h
@@ -9,9 +9,13 @@
 #define BFS_XSPAWN_H
 
 #include "config.h"
-#include <spawn.h>
 #include <sys/resource.h>
 #include <sys/types.h>
+#include <unistd.h>
+
+#if _POSIX_SPAWN > 0
+#  include <spawn.h>
+#endif
 
 /**
  * bfs_spawn() flags.
@@ -34,9 +38,11 @@ struct bfs_spawn {
 	struct bfs_spawn_action *head;
 	struct bfs_spawn_action **tail;
 
+#if _POSIX_SPAWN > 0
 	/** posix_spawn() context, for when we can use it. */
 	posix_spawn_file_actions_t actions;
 	posix_spawnattr_t attr;
+#endif
 };
 
 /**
-- 
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