From: "Theo de Raadt" <deraadt@openbsd.org>
Subject: Re: extend ptrace(2) PT_GET_THREAD_* to include thread names
To: kurt@intricatesoftware.com, cjeker@diehard.n-r-g.com, mark.kettenis@xs4all.nl, pascal@stumpf.co, ports@openbsd.org, tech@openbsd.org
Date: Wed, 10 Dec 2025 18:56:16 -0700

+/* Compat, delete after 7.8 */
+struct optrace_thread_state {
+       pid_t   pts_pid;
+};

Why is this compatibility interface needed?
It's for one program, isn't it?  So how long will it be needed.
For the hour or two before pkg_add -u gets run?