pub unsafe extern "C" fn zx_sampler_read(
iobuffer: zx_handle_t,
data: *mut u8,
data_size: usize,
actual: *mut usize,
) -> zx_status_tpub unsafe extern "C" fn zx_sampler_read(
iobuffer: zx_handle_t,
data: *mut u8,
data_size: usize,
actual: *mut usize,
) -> zx_status_t