systemd-initctl.service, systemd-initctl.socket, systemd-initctl — /dev/initctl compatibility
systemd-initctl.service
systemd-initctl.socket
/usr/lib/systemd/systemd-initctl
systemd-initctl is a system
service that implements compatibility with the
/dev/initctl FIFO file system
object, as implemented by the SysV init system. systemd-initctl is
automatically activated on request and terminates
itself when it is unused.