From 243a40a2e0e3f498a0efce27eafb5de494726f34 Mon Sep 17 00:00:00 2001
From: Stefan Eissing <stefan.eissing@greenbytes.de>
Date: Tue, 25 Apr 2017 10:40:28 +0200
Subject: [PATCH] adding nghttp2 check for DWINS feature

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

diff --git a/configure.ac b/configure.ac
index 939e3760..5cbf2cfa 100644
--- a/configure.ac
+++ b/configure.ac
@@ -135,6 +135,9 @@ AC_CHECK_FUNCS([nghttp2_session_change_stream_priority],
 # nghttp2 >= 1.14.0: invalid header callback
 AC_CHECK_FUNCS([nghttp2_session_callbacks_set_on_invalid_header_callback], 
         [CPPFLAGS="$CPPFLAGS -DH2_NG2_INVALID_HEADER_CB"], [])
+dnl # nghttp2 >= 1.15.0: get/set stream window sizes
+AC_CHECK_FUNCS([nghttp2_session_get_stream_local_window_size], 
+        [CPPFLAGS="$CPPFLAGS -DH2_NG2_LOCAL_WIN_SIZE"], [])
 
 
 AC_CHECK_LIB([crypto], [SHA256_Init], [