From 0b1cbb92c70f36a2529af540dfbfee2fbfd08262 Mon Sep 17 00:00:00 2001
From: Richard Hughes <richard@hughsie.com>
Date: Tue, 12 Feb 2019 14:54:26 +0000
Subject: [PATCH] trivial: Fix building against old versions of GLib

Fixes https://github.com/hughsie/fwupd/issues/1023
---
 libfwupd/fwupd-common.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/libfwupd/fwupd-common.c b/libfwupd/fwupd-common.c
index 6a9df34d8..f05d8175f 100644
--- a/libfwupd/fwupd-common.c
+++ b/libfwupd/fwupd-common.c
@@ -16,6 +16,10 @@
 #include <sys/utsname.h>
 #include <json-glib/json-glib.h>
 
+#if !GLIB_CHECK_VERSION(2,54,0)
+#include <errno.h>
+#endif
+
 /**
  * fwupd_checksum_guess_kind:
  * @checksum: A checksum