From 92a7d2382ca92b2f5fcffb757018223c6ff423f5 Mon Sep 17 00:00:00 2001
From: "Arnold D. Robbins" <arnold@skeeve.com>
Date: Fri, 20 Sep 2019 10:59:34 +0300
Subject: Configuration improvements.

---
 ChangeLog      | 7 +++++++
 configure      | 4 ++++
 configure.ac   | 2 ++
 m4/ChangeLog   | 5 +++++
 m4/readline.m4 | 2 ++
 5 files changed, 20 insertions(+)

diff --git a/ChangeLog b/ChangeLog
index da29bc23..a76a555f 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2019-09-20  Florian Weimer  <fweimer@redhat.com>
+
+	* configure.ac (PRINTF_HAS_F_FORMAT): Include <string.h> for
+	strcmp.
+	(PRINTF_HAS_A_FORMAT): Likewise.
+	* configure: Regenerate.
+
 2019-09-17         Arnold D. Robbins     <arnold@skeeve.com>
 
 	* awkgram.y, commands.y: Upgrade to Bison 3.4.2.
diff --git a/configure b/configure
index ee0bbbfc..8d5d2d21 100755
--- a/configure
+++ b/configure
@@ -10169,6 +10169,7 @@ else
 
 
 #include <stdio.h>
+#include <string.h>
 
 int main()
 {
@@ -10211,6 +10212,7 @@ else
 
 
 #include <stdio.h>
+#include <string.h>
 
 int main()
 {
@@ -10455,6 +10457,8 @@ else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <stdio.h>
+#include <fcntl.h>
+#include <unistd.h>
 #include <readline/readline.h>
 #include <readline/history.h>
 
diff --git a/configure.ac b/configure.ac
index 7c01f48d..f353cea3 100644
--- a/configure.ac
+++ b/configure.ac
@@ -361,6 +361,7 @@ AC_MSG_CHECKING([for printf %F format])
 AC_RUN_IFELSE([
 AC_LANG_SOURCE([
 #include <stdio.h>
+#include <string.h>
 
 int main()
 {
@@ -389,6 +390,7 @@ AC_MSG_CHECKING([for printf %a format])
 AC_RUN_IFELSE([
 AC_LANG_SOURCE([
 #include <stdio.h>
+#include <string.h>
 
 int main()
 {
diff --git a/m4/ChangeLog b/m4/ChangeLog
index 6df93c56..a4e8450c 100644
--- a/m4/ChangeLog
+++ b/m4/ChangeLog
@@ -1,3 +1,8 @@
+2019-09-10  Florian Weimer  <fweimer@redhat.com>
+
+	* readline.m4 (GAWK_CHECK_READLINE): Include <fcntl.h>, <unistd.h>
+	for close, open, dup.
+
 2019-06-18         Arnold D. Robbins     <arnold@skeeve.com>
 
 	* 5.0.1: Release tar ball made.
diff --git a/m4/readline.m4 b/m4/readline.m4
index 5c0bb1ea..12f389bf 100644
--- a/m4/readline.m4
+++ b/m4/readline.m4
@@ -39,6 +39,8 @@ AC_DEFUN([GAWK_CHECK_READLINE],
 	AC_TRY_RUN(
 dnl source program:
 AC_LANG_SOURCE([[#include <stdio.h>
+#include <fcntl.h>
+#include <unistd.h>
 #include <readline/readline.h>
 #include <readline/history.h>
 
-- 
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