From f0775c85525994d9beaac87cf71db2813ed61c39 Mon Sep 17 00:00:00 2001
From: Pablo Barciela <scow@riseup.net>
Date: Sun, 13 Jan 2019 14:19:03 +0100
Subject: configure.ac: Add check for PKG_CONFIG being set.

based in debian patch by Mike Gabriel <mike.gabriel@das-netzwerkteam.de>
---
 configure.ac | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index 17fbe1ff..aeaec266 100644
--- a/configure.ac
+++ b/configure.ac
@@ -54,7 +54,11 @@ AC_PROG_LN_S
 AC_PROG_MAKE_SET
 AM_DISABLE_STATIC
 AM_PROG_LIBTOOL
-AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
+PKG_PROG_PKG_CONFIG
+dnl Give error and exit if we dont have pkgconfig
+if test "x$PKG_CONFIG" = "x"; then
+  AC_MSG_ERROR([you need to have pkgconfig installed!])
+fi
 
 AC_CHECK_LIB(m, floor)
 
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