Maelstrom: Fixed compiling

https://github.com/libsdl-org/Maelstrom/commit/370e25a89deeb0f4bd5b0d973d75e690aef2dad7

From 370e25a89deeb0f4bd5b0d973d75e690aef2dad7 Mon Sep 17 00:00:00 2001
From: Sam Lantinga <[EMAIL REDACTED]>
Date: Mon, 24 Oct 2011 22:46:57 -0400
Subject: [PATCH] Fixed compiling

---
 main.cpp | 1 -
 1 file changed, 1 deletion(-)

diff --git a/main.cpp b/main.cpp
index ab61b262..7c6c9baf 100644
--- a/main.cpp
+++ b/main.cpp
@@ -11,7 +11,6 @@
 /* ------------------------------------------------------------- */
 
 #include "Maelstrom_Globals.h"
-#include "buttonlist.h"
 #include "load.h"
 #include "fastrand.h"
 #include "checksum.h"