From c144b1b6f831446f82e201db1ab7fadab4cf11f0 Mon Sep 17 00:00:00 2001
From: Omar Polo <op@omarpolo.com>
Date: Thu, 8 Jun 2023 19:46:06 +0000
Subject: [PATCH] configure: look for WAIT_ANY

---
 configure       |  4 ++++
 have/wait_any.c | 23 +++++++++++++++++++++++
 2 files changed, 27 insertions(+)
 create mode 100644 have/wait_any.c

diff --git a/configure b/configure
index adb662d..f7f4268 100755
--- a/configure
+++ b/configure
@@ -244,6 +244,10 @@ if runtest noop MMD -MMD; then
 	CFLAGS="${CFLAGS} -MMD"
 fi
 
+if ! runtest wait_any WAIT_ANY; then
+	CFLAGS="${CFLAGS} -DWAIT_ANY=-1"
+fi
+
 runtest err		ERR		|| true
 runtest explicit_bzero	EXPLICIT_BZERO	|| true
 runtest freezero	FREEZERO	|| true
diff --git a/have/wait_any.c b/have/wait_any.c
new file mode 100644
index 0000000..9c30fe8
--- /dev/null
+++ b/have/wait_any.c
@@ -0,0 +1,23 @@
+/*
+ * Copyright (c) 2023 Omar Polo <op@omarpolo.com>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <sys/wait.h>
+
+int
+main(void)
+{
+	return WAIT_ANY;
+}