From a0b9288a5e6fa943a6f2b7f418a12343649ed454 Mon Sep 17 00:00:00 2001
From: Patrick McDermott <pj@pehjota.net>
Date: Sun, 22 Oct 2017 18:45:28 -0400
Subject: Revert "configure.ac: Set C standard to C11"

This reverts commit 8645481144bdcf96487a29d67f34f8d703b86be3.
---
diff --git a/configure.ac b/configure.ac
index ca564bf..5468432 100644
--- a/configure.ac
+++ b/configure.ac
@@ -32,9 +32,7 @@ AM_CONDITIONAL([IN_GIT],
 AC_PROG_CC()
 AM_PROG_CC_C_O()
 
-AX_CHECK_COMPILE_FLAG([-std=c11], [CFLAGS="${CFLAGS} -std=c11"], [
-	AX_CHECK_COMPILE_FLAG([-std=c1x], [CFLAGS="${CFLAGS} -std=c1x"], [], [])
-], [])
+AX_CHECK_COMPILE_FLAG([-std=c99], [CFLAGS="${CFLAGS} -std=c99"], [], [])
 
 # Consider also:
 #   * -Wchkp
--
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