From 25e9a5e13eef6566a6c4c700011a5759d310d35a Mon Sep 17 00:00:00 2001
From: Florian Weimer <fweimer@redhat.com>
Date: Tue, 17 Jan 2023 16:23:26 +0100
Subject: [PATCH 1/2] configure: Include <stdlib.h> for system, exit

Otherwise the conf.sanetest check will always fail with compilers
that do not support implicit function declarations.
---
 acinclude.m4 | 1 +
 aclocal.m4   | 1 +
 configure    | 1 +
 3 files changed, 3 insertions(+)

diff --git a/acinclude.m4 b/acinclude.m4
index 9c7f451..922e5d1 100644
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -484,6 +484,7 @@ dnl
       AC_TRY_RUN([
 #include <sane/sane.h>
 #include <stdio.h>
+#include <stdlib.h>
 
 int 
 main ()
diff --git a/aclocal.m4 b/aclocal.m4
index b83ffbb..88829e4 100644
--- a/aclocal.m4
+++ b/aclocal.m4
@@ -494,6 +494,7 @@ dnl
       AC_TRY_RUN([
 #include <sane/sane.h>
 #include <stdio.h>
+#include <stdlib.h>
 
 int 
 main ()
diff --git a/configure b/configure
index 427c259..0cc9f61 100755
--- a/configure
+++ b/configure
@@ -7565,6 +7565,7 @@ cat >>conftest.$ac_ext <<_ACEOF
 
 #include <sane/sane.h>
 #include <stdio.h>
+#include <stdlib.h>
 
 int
 main ()

From d0e542df767431fedc67a60164bff40e5a7395a1 Mon Sep 17 00:00:00 2001
From: Florian Weimer <fweimer@redhat.com>
Date: Tue, 17 Jan 2023 16:27:10 +0100
Subject: [PATCH 2/2] configure: Add missing <sys/socket.h> updates

Commit 7ebdf2cd6232aa22c78fd9b59951a3e9ee43a715 ("scanadf: fixes for
various compilation warnings") missed these updates.
---
 configure                | 2 +-
 include/sane/config.h.in | 3 +++
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/configure b/configure
index 0cc9f61..71c3fa8 100755
--- a/configure
+++ b/configure
@@ -4864,7 +4864,7 @@ fi
 
 
 
-for ac_header in os2.h fcntl.h unistd.h libc.h sys/time.h sys/types.h
+for ac_header in os2.h fcntl.h unistd.h libc.h sys/time.h sys/types.h sys/socket.h
 do
 as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
 if { as_var=$as_ac_Header; eval "test \"\${$as_var+set}\" = set"; }; then
diff --git a/include/sane/config.h.in b/include/sane/config.h.in
index baf35be..b8d901d 100644
--- a/include/sane/config.h.in
+++ b/include/sane/config.h.in
@@ -108,6 +108,9 @@
 /* Define to 1 if you have the `strtod' function. */
 #undef HAVE_STRTOD
 
+/* Define to 1 if you have the <sys/socket.h> header file. */
+#undef HAVE_SYS_SOCKET_H
+
 /* Define to 1 if you have the <sys/stat.h> header file. */
 #undef HAVE_SYS_STAT_H