[DllImport(Libraries.allegroaudio_dll, CallingConvention = CallingConvention.Cdecl)] public static extern void al_stop_sample(ref ALLEGRO_SAMPLE_ID id);
[DllImport(Libraries.allegroaudio_dll, CallingConvention = CallingConvention.Cdecl)] public static extern bool al_play_sample(IntPtr sample, float gain, float pan, float speed, ALLEGRO_PLAYMODE loop, ref ALLEGRO_SAMPLE_ID id);