From d55f47d564443c246b7285106e03cb71dd365e8c Mon Sep 17 00:00:00 2001
From: Sam Lantinga <slouken@libsdl.org>
Date: Mon, 10 Feb 2020 13:59:05 -0800
Subject: [PATCH] Fixed compile warning

---
 src/file/SDL_rwops.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/file/SDL_rwops.c b/src/file/SDL_rwops.c
index 1ee1754e2911d..2dc986bd11ffe 100644
--- a/src/file/SDL_rwops.c
+++ b/src/file/SDL_rwops.c
@@ -23,8 +23,10 @@
    configure script knows the C runtime has it and enables it. */
 #ifndef __QNXNTO__
 /* Need this so Linux systems define fseek64o, ftell64o and off64_t */
+#ifndef _LARGEFILE64_SOURCE
 #define _LARGEFILE64_SOURCE
 #endif
+#endif
 
 #include "../SDL_internal.h"