AL_API void OPENAL_SetSFXMasterVolume(int volume);
AL_API signed char OPENAL_StopSound(int channel);
AL_API OPENAL_STREAM *OPENAL_Stream_Open(const char *name_or_data, unsigned int mode, int offset, int length);
-AL_API signed char OPENAL_Stream_Close(OPENAL_STREAM *stream);
+AL_API void OPENAL_Stream_Close(OPENAL_STREAM *stream);
AL_API OPENAL_SAMPLE *OPENAL_Stream_GetSample(OPENAL_STREAM *stream);
AL_API int OPENAL_Stream_PlayEx(int channel, OPENAL_STREAM *stream, OPENAL_DSPUNIT *dsp, signed char startpaused);
AL_API signed char OPENAL_Stream_Stop(OPENAL_STREAM *stream);