From bf011d929441ff406adaf7fce6a50200b26a01eb Mon Sep 17 00:00:00 2001
From: Jim Hague <jim@sinodun.com>
Date: Tue, 11 Dec 2018 18:02:03 +0000
Subject: [PATCH] Add GnuTLS DANE library to configure detection when using
 GnuTLS.

---
 configure.ac | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/configure.ac b/configure.ac
index 21f386e5..6fadac38 100644
--- a/configure.ac
+++ b/configure.ac
@@ -445,8 +445,9 @@ AC_ARG_WITH([gnutls],
         [use GnuTLS instead of OpenSSL])],
     [
         PKG_CHECK_MODULES([libgnutls], [gnutls >= 3.5.0])
-        LIBS="$libgnutls_LIBS $LIBS"
-        CFLAGS="$libgnutls_CFLAGS $CFLAGS"
+        PKG_CHECK_MODULES([libgnutlsdane], [gnutls-dane >= 3.5.0])
+        LIBS="$libgnutls_LIBS $libgnutlsdane_LIBS $LIBS"
+        CFLAGS="$libgnutls_CFLAGS $libgnutlsdane_CFLAGS $CFLAGS"
         AC_SUBST([TLSDIR], 'gnutls')
         AC_DEFINE([USE_GNUTLS], [1], [Use the GnuTLS library])
 	if test $USE_NSS = "no" -a $USE_NETTLE = "no"; then