From d30686a78f539a1cb578c4abbb9c42f57317e442 Mon Sep 17 00:00:00 2001
From: twinaphex <libretro@gmail.com>
Date: Sun, 16 Apr 2017 04:03:55 +0200
Subject: [PATCH] Add math.h header include to matrix_4x4.h

---
 libretro-common/include/gfx/math/matrix_4x4.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libretro-common/include/gfx/math/matrix_4x4.h b/libretro-common/include/gfx/math/matrix_4x4.h
index 190b23bab9..34353dbeef 100644
--- a/libretro-common/include/gfx/math/matrix_4x4.h
+++ b/libretro-common/include/gfx/math/matrix_4x4.h
@@ -26,6 +26,7 @@
 #include <retro_inline.h>
 #include <retro_common_api.h>
 
+#include <math.h>
 #include <gfx/math/vector_3.h>
 
 /* Column-major matrix (OpenGL-style).