module MODULE_VAR_EXPORT hw_module = {
    STANDARD_MODULE_STUFF,
    hw_init,       /* initializer */
    NULL,          /* dir config creator */
    NULL,          /* dir merger --- default is to override */
    NULL,          /* server config */
    NULL,          /* merge server config */
    hw_cmds,       /* command table */
    hw_handlers,   /* response handler table */
    NULL,          /* filename translation */
    NULL,          /* check_user_id */
    NULL,          /* check auth */
    NULL,          /* check access */
    NULL,          /* type_checker */
    NULL,          /* fixups */
    NULL,          /* logger */
    NULL,          /* header parser */
    NULL,          /* child_init */
    NULL,          /* child_exit */
    NULL           /* post read-request */
};

Example 1: Apache 1.3 module struct.