Function glk::glk_schannel_play_multi

#[no_mangle]
pub unsafe extern "C" fn glk_schannel_play_multi(
    chanarray: *mut schanid_t, 
    chancount: glui32, 
    sndarray: *mut glui32, 
    soundcount: glui32, 
    notify: glui32
) -> glui32