pub unsafe extern "C" fn clGetDeviceInfo(
device: cl_device_id,
param_name: cl_device_info,
param_value_size: usize,
param_value: *mut c_void,
param_value_size_ret: *mut usize,
) -> cl_intpub unsafe extern "C" fn clGetDeviceInfo(
device: cl_device_id,
param_name: cl_device_info,
param_value_size: usize,
param_value: *mut c_void,
param_value_size_ret: *mut usize,
) -> cl_int