Remove unused variables

src/audio/mint/SDL_mintaudio_xbios.c

@@ -384,7 +384,7 @@ static int Mint_CheckAudio(_THIS, SDL_AudioSpec *spec)
 
 static void Mint_InitAudio(_THIS, SDL_AudioSpec *spec)
 {
-	int channels_mode, dmaclock, prediv;
+	int channels_mode, prediv;
 	void *buffer;
 
 	/* Stop currently playing sound */
@@ -412,7 +412,6 @@ static void Mint_InitAudio(_THIS, SDL_AudioSpec *spec)
 		DEBUG_PRINT((DEBUG_NAME "Setmode() failed\n"));
 	}
 
-	dmaclock = MINTAUDIO_frequencies[MINTAUDIO_numfreq].masterclock;
 	prediv = MINTAUDIO_frequencies[MINTAUDIO_numfreq].predivisor;
 	if (MINTAUDIO_frequencies[MINTAUDIO_numfreq].gpio_bits != -1) {
 		Gpio(GPIO_SET,7);		/* DSP port gpio outputs */

src/video/gem/SDL_gemevents.c

@@ -173,14 +173,14 @@ void GEM_PumpEvents(_THIS)
 
 static int do_messages(_THIS, short *message)
 {
-	int quit, posted, check_mouse_mode;
+	int quit, check_mouse_mode;
 	short x2,y2,w2,h2;
 
 	quit = check_mouse_mode = 0;
 	switch (message[0]) {
 		case WM_CLOSED:
 		case AP_TERM:    
-			posted = SDL_PrivateQuit();
+			SDL_PrivateQuit();
 			quit=1;
 			break;
 		case WM_MOVED:

src/video/gem/SDL_gemvideo.c

@@ -217,8 +217,7 @@ static void VDI_ReadExtInfo(_THIS, short *work_out)
 {
 	unsigned long EdDI_version;
 	long cookie_EdDI;
-	Uint32 num_colours;
-	Uint16 clut_type, num_bits;
+	Uint16 clut_type;
 
 	/* Read EdDI informations */
 	if  (Getcookie(C_EdDI, &cookie_EdDI) == C_NOTFOUND) {
@@ -231,8 +230,6 @@ static void VDI_ReadExtInfo(_THIS, short *work_out)
 
 	VDI_format = work_out[0];
 	clut_type = work_out[1];
-	num_bits = work_out[2];
-	num_colours = *((Uint32 *) &work_out[3]);
 
 	/* With EdDI>=1.1, we can have screen pitch, address and format
 	 * so we can directly write to screen without using vro_cpyfm