Man pages matching name mojo::ioloop::subprocess in section 3pm:

Mojo::IOLoop::Subprocess.3pm.en	debian 10 / libmojolicious-perl
Mojo::IOLoop::Subprocess.3pm.en	debian 11 / libmojolicious-perl
Mojo::IOLoop::Subprocess.3pm.en	debian 12 / libmojolicious-perl