/lib/rc/bin/ is in openrc 0.13.1-4.
This file is owned by root:root, with mode 0o755.
..
/lib/rc/bin/checkpath
/lib/rc/bin/ebegin
/lib/rc/bin/eend
/lib/rc/bin/eerror
/lib/rc/bin/eerrorn
/lib/rc/bin/eindent
/lib/rc/bin/einfo
/lib/rc/bin/einfon
/lib/rc/bin/eoutdent
/lib/rc/bin/esyslog
/lib/rc/bin/eval_ecolors
/lib/rc/bin/ewaitfile
/lib/rc/bin/ewarn
/lib/rc/bin/ewarnn
/lib/rc/bin/ewend
/lib/rc/bin/fstabinfo
/lib/rc/bin/get_options
/lib/rc/bin/is_newer_than
/lib/rc/bin/is_older_than
/lib/rc/bin/lsb2rcconf
/lib/rc/bin/mountinfo
/lib/rc/bin/on_ac_power
/lib/rc/bin/rc-depend
/lib/rc/bin/save_options
/lib/rc/bin/service_crashed
/lib/rc/bin/service_get_value
/lib/rc/bin/service_hotplugged
/lib/rc/bin/service_inactive
/lib/rc/bin/service_set_value
/lib/rc/bin/service_started
/lib/rc/bin/service_started_daemon
/lib/rc/bin/service_starting
/lib/rc/bin/service_stopped
/lib/rc/bin/service_stopping
/lib/rc/bin/service_wasinactive
/lib/rc/bin/shell_var
/lib/rc/bin/vebegin
/lib/rc/bin/veend
/lib/rc/bin/veindent
/lib/rc/bin/veinfo
/lib/rc/bin/veoutdent
/lib/rc/bin/vewarn
/lib/rc/bin/vewend