The previous behaviour was to hard code /dev/ttyE{0,1,2,3} as the only device choices.
Archaic program to control a Yaesu FT-890 HF transceiver off of a serial port. (This is of interest to a ham radio operator or SWL.) Author: kg0cq@amsat.org (Emarit Ranu) Submitted by Dawid Szymañski <dawszy@arhea.net> in PR 16378