On 17 Jan 2021 at 01:37p, Rob Swindell pondered and said...
 
 RS> There are many standard signals and BinkD is treating 3 of them the same
 RS> (SIGBREAK, SIGINT, and SIGTERM). It doesn't seem like it would be hard to
 RS> change the behavior of one or all of those (or add support for another
 RS> signal) to terminate in the fashion you're requesting. Without the use
 RS> of a file.

I nominate "SIGQUIT".  The use of a file seems like
an unnecessary DOS-ism.

--- Mystic BBS v1.12 A46 2020/08/26 (Windows/32)