From d8fb5accd727a0ac6853c21132a91be710371939 Mon Sep 17 00:00:00 2001
From: "Ryan C. Gordon" <icculus@icculus.org>
Date: Fri, 1 Mar 2019 09:59:08 -0500
Subject: [PATCH] Whoops, wasn't exporting the correct mutex lock/unlock
 symbols.

---
 src/SDL20_include_wrapper.h | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/SDL20_include_wrapper.h b/src/SDL20_include_wrapper.h
index f49ed44bb..eba3443aa 100644
--- a/src/SDL20_include_wrapper.h
+++ b/src/SDL20_include_wrapper.h
@@ -158,6 +158,14 @@
 #undef SDL_UnlockSurface
 #undef SDL_GetKeyName
 
+#ifdef SDL_mutexP
+#undef SDL_mutexP
+#endif
+
+#ifdef SDL_mutexV
+#undef SDL_mutexV
+#endif
+
 #ifdef SDL_BlitSurface
 #undef SDL_BlitSurface
 #endif