pub unsafe extern "C" fn cpdbAcquireDetails(
printer: *mut cpdb_printer_obj_t,
cb: cpdb_async_callback,
user_data: *mut c_void,
)pub unsafe extern "C" fn cpdbAcquireDetails(
printer: *mut cpdb_printer_obj_t,
cb: cpdb_async_callback,
user_data: *mut c_void,
)