I can confirm that my issue is resolved with Takashi Yano's patch: CYGWIN_NT-10.0-22635 JJR 3.6.0-0.203.gf78009cb1ccf.x86_64 2024-09-02 11:55 UTC x86_64 Cygwin Thank you! -- Jim Reisert AD1C, <jjreisert@alum.mit.edu>, https://ad1c.us