static FILE *
mkfilebuf(void)
{
size_t *offp;
offp = malloc(sizeof(*offp)); /* XXX leak */
*offp = 0;
return (fropen(offp, _reader));
}
main()
{
run("-", stdout);
run("funopen", funopen((void *)5, do_read, &do_write, do_seek, do_close));
run("fropen", fropen(NULL, do_read));
run("fwopen", fwopen(NULL, do_write));
}
