SIOCTL_DISPLAYMAX
char display[SIOCTL_DISPLAYMAX]; /* free-format hint */
strlcpy(desc.display, c->display, SIOCTL_DISPLAYMAX);
strlcpy(hdl->display, "unknown", SIOCTL_DISPLAYMAX);
strlcpy(hdl->display, getdev.name, SIOCTL_DISPLAYMAX);
strlcpy(desc.display, hdl->display, SIOCTL_DISPLAYMAX);
char display[SIOCTL_DISPLAYMAX];
char buf[SIOCTL_DISPLAYMAX], *s, *d;