From 776d149c7656706a08e56821d60ad9c9c248e8e9 Mon Sep 17 00:00:00 2001
From: Kranium Gikos Mendoza <kranium@gikos.net>
Date: Sun, 3 Sep 2017 03:49:18 +1000
Subject: [PATCH] opal: fix gcc6 build

---
 pkgs/development/libraries/opal/default.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkgs/development/libraries/opal/default.nix b/pkgs/development/libraries/opal/default.nix
index 5090aa874ec..36a4c3b0bb6 100644
--- a/pkgs/development/libraries/opal/default.nix
+++ b/pkgs/development/libraries/opal/default.nix
@@ -17,7 +17,7 @@ stdenv.mkDerivation rec {
 
   enableParallelBuilding = true;
 
-  NIX_CFLAGS_COMPILE = "-D__STDC_CONSTANT_MACROS=1";
+  NIX_CFLAGS_COMPILE = "-D__STDC_CONSTANT_MACROS=1 -std=gnu++98";
 
   patches = [ ./disable-samples-ftbfs.diff ./libav9.patch ./libav10.patch ];