GRID_ATTR_BLINK
(attr & GRID_ATTR_BLINK)? "blink," : "",
{ "blink", GRID_ATTR_BLINK },
{ GRID_ATTR_BLINK, 5 },
gc->attr |= GRID_ATTR_BLINK;
gc->attr &= ~GRID_ATTR_BLINK;
if (changed & GRID_ATTR_BLINK)