cl_sys::cl_h::clEnqueueCopyBuffer

pub unsafe extern "system" fn clEnqueueCopyBuffer(command_queue: cl_command_queue, src_buffer: cl_mem, dst_buffer: cl_mem, src_offset: size_t, dst_offset: size_t, cb: size_t, num_events_in_wait_list: cl_uint, event_wait_list: *const cl_event, event: *mut cl_event) -> cl_int