Function fluidlite_sys::fluid_synth_nwrite_float

pub unsafe extern "C" fn fluid_synth_nwrite_float(
    synth: *mut fluid_synth_t, 
    len: c_int, 
    left: *mut *mut f32, 
    right: *mut *mut f32, 
    fx_left: *mut *mut f32, 
    fx_right: *mut *mut f32
) -> c_int