From da84efcd12dd3029e42b3bd0a384fe8634913cda Mon Sep 17 00:00:00 2001
From: Christoph Hrdinka <c.github@hrdinka.at>
Date: Fri, 21 Sep 2018 17:56:35 +0200
Subject: [PATCH] libretro.mame: 2017-03-02 -> 2018-09-13

Fixes build of the MAME libretro core.

Closes #47137.

Signed-off-by: Christoph Hrdinka <c.github@hrdinka.at>
---
 pkgs/misc/emulators/retroarch/cores.nix | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/pkgs/misc/emulators/retroarch/cores.nix b/pkgs/misc/emulators/retroarch/cores.nix
index 371ace848fb..2eef6009ac2 100644
--- a/pkgs/misc/emulators/retroarch/cores.nix
+++ b/pkgs/misc/emulators/retroarch/cores.nix
@@ -234,8 +234,8 @@ in with stdenv.lib.licenses;
     core = "mame";
     src = fetchRetro {
       repo = "mame";
-      rev = "9f8a36adeb4dc54ec2ecac992ce91bcdb377519e";
-      sha256 = "0blfvq28hgv9kkpijd8c9d9sa5g2qr448clwi7wrj8kqfdnrr8m1";
+      rev = "9f9e6b6c9bde4d50c72e9a5c80496a1fec6b8aa9";
+      sha256 = "0lfj8bjchkcvyb5x0x29cg10fkfklxndk80947k4qfysclijxpkv";
     };
     description = "Port of MAME to libretro";
     license = gpl2Plus;