sdl12-compat: Fix a function signature to match the others.

SDL Commits
1 
From c57540ce2a0d0906eadd3a4d23697f6bc3f2504e Mon Sep 17 00:00:00 2001
From: "Ryan C. Gordon" <[EMAIL REDACTED]>
Date: Fri, 18 Jun 2021 00:36:52 -0400
Subject: [PATCH] Fix a function signature to match the others.

---
 src/SDL12_compat.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/SDL12_compat.c b/src/SDL12_compat.c
index a61101a..ff2d045 100644
--- a/src/SDL12_compat.c
+++ b/src/SDL12_compat.c
@@ -1740,7 +1740,7 @@ SDL_Init(Uint32 sdl12flags)
 
 
 static void
-InitFlags12To20(const Uint32 flags12, Uint32 *_flags20, Uint32 *_extraflags)
+InitFlags12to20(const Uint32 flags12, Uint32 *_flags20, Uint32 *_extraflags)
 {
     Uint32 flags20 = 0;
     Uint32 extraflags = 0;
@@ -1782,7 +1782,7 @@ DECLSPEC Uint32 SDLCALL
 SDL_WasInit(Uint32 sdl12flags)
 {
     Uint32 sdl20flags, extraflags;
-    InitFlags12To20(sdl12flags, &sdl20flags, &extraflags);
+    InitFlags12to20(sdl12flags, &sdl20flags, &extraflags);
 
     return InitFlags20to12(SDL20_WasInit(sdl20flags)) | extraflags;
 }
@@ -1819,7 +1819,7 @@ DECLSPEC void SDLCALL
 SDL_QuitSubSystem(Uint32 sdl12flags)
 {
     Uint32 sdl20flags, extraflags;
-    InitFlags12To20(sdl12flags, &sdl20flags, &extraflags);
+    InitFlags12to20(sdl12flags, &sdl20flags, &extraflags);
 
     if (extraflags & SDL12_INIT_CDROM) {
         QuitCDSubsystem();