Fix warning (and act like we're using C++)

src/driver.h

@@ -53,7 +53,7 @@ void FCEUI_NetplayText(uint8 *text);
 */
 void FCEUD_NetworkClose(void);
 
-int FCEUI_BeginWaveRecord(const char *fn);
+bool FCEUI_BeginWaveRecord(const char *fn);
 int FCEUI_EndWaveRecord(void);
 
 void FCEUI_ResetNES(void);

src/drivers/win/wave.cpp

@@ -33,7 +33,7 @@ int CloseWave()
 * 
 * @return Flag that indicates failure (0) or success (1).
 **/
-int CreateSoundSave()
+bool CreateSoundSave()
 {
 	const char filter[]="MS WAVE(*.wav)\0*.wav\0";
 	char nameo[2048];
@@ -56,5 +56,5 @@ int CreateSoundSave()
 		return FCEUI_BeginWaveRecord(nameo);
 	}
 
-	return 0;
+	return false;
 }

src/drivers/win/wave.h

@@ -1,2 +1,2 @@
-int CreateSoundSave();
+bool CreateSoundSave();
-int CloseWave();
+int CloseWave();

src/wave.cpp

@@ -78,12 +78,12 @@ int FCEUI_EndWaveRecord()
 }
 
 
-int FCEUI_BeginWaveRecord(const char *fn)
+bool FCEUI_BeginWaveRecord(const char *fn)
 {
  int r;
 
  if(!(soundlog=FCEUD_UTF8fopen(fn,"wb")))
-  return 0;
+  return false;
  wsize=0;
 
 
@@ -121,5 +121,5 @@ int FCEUI_BeginWaveRecord(const char *fn)
  fputs("data",soundlog);
  fseek(soundlog,4,SEEK_CUR);
 
- return(1);
+ return true;
 }