Function php_output_handler_reverse_conflict_register 

pub unsafe extern "C" fn php_output_handler_reverse_conflict_register(
    handler_name: *const c_char,
    handler_name_len: size_t,
    check_func: php_output_handler_conflict_check_t,
    tsrm_ls: *mut *mut *mut c_void,
) -> c_int