Make a watery mash of chick feed and a lot of water. Put a little egg into that. Hold the chick and let it eat the mash from a spoon about every 2 hours. Offer water afterwards by holding it up to the beak. Give vitamin E, B1 thiamine, and the mineral selenium, found in egg. Here is a good link to read about wry neck, also called crook neck, or torticoils:
http://www.browneggblueegg.com/Article/Crookneck/Crookneck.html
http://www.browneggblueegg.com/Article/Crookneck/Crookneck.html