From 3dd89f67fae188d49c1cf23d2bbcdb210ede1b44 Mon Sep 17 00:00:00 2001
From: Steel Titanium <steeltitanium1@gmail.com>
Date: Mon, 8 Jun 2020 19:56:24 -0400
Subject: [PATCH] Fix no previous prototype for TimeFunction

---
 src/sdl/i_system.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/sdl/i_system.c b/src/sdl/i_system.c
index cd6555f55..191268011 100644
--- a/src/sdl/i_system.c
+++ b/src/sdl/i_system.c
@@ -54,6 +54,12 @@ typedef LPVOID (WINAPI *p_MapViewOfFile) (HANDLE, DWORD, DWORD, DWORD, SIZE_T);
 #include <fcntl.h>
 #endif
 
+#if defined (_WIN32)
+DWORD TimeFunction(int requested_frequency);
+#else
+int TimeFunction(int requested_frequency);
+#endif
+
 #include <stdio.h>
 #ifdef _WIN32
 #include <conio.h>