commit b89e16fbe8cf737eee1f448a233926ebd113fc2e
Author: Filip Homolka <fhomolka@protonmail.com>
Date:   Mon Dec 7 23:22:48 2020 +0100

    Duke3D/CON: fix for disallowing digits at the start of var labels

See https://voidpoint.io/terminx/eduke32 for more details.