Download patch
ref: 88c8ff2d573fde32629b4dc016e5240814123679 parent: 334291542ffca67df67ca59b71d21c96bba0f893 author: Chris Liddell <chris.liddell@artifex.com> date: Wed Jan 16 10:10:56 EST 2019
Update source/header file copyright notice to 2019