O'Donnell successfully reached the stronghold of Fiach McHugh O'Byrne ( another of O'Neill's allies ) at Glenmalure , where he found refuge .
He had lost both big toes to frostbite and his companion and fellow escapee Art O'Neill had died of exposure in the mountains .
O'Donnell successfully reached the stronghold of Fiach McHugh O'Byrne ( another of O'Neill's allies ) at Glenmalure , where he found refuge , but he had lost both big toes to frostbite and his companion and fellow escapee Art O'Neill had died of exposure in the mountains .