/usr/lib/tiger/systems/IRIX/6/ is in tiger-otheros 1:3.2.3-10.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/tiger/systems/IRIX/6/6.2/
/usr/lib/tiger/systems/IRIX/6/6.2/inetd
/usr/lib/tiger/systems/IRIX/6/6.2/services
/usr/lib/tiger/systems/IRIX/6/6.3/
/usr/lib/tiger/systems/IRIX/6/6.3/inetd
/usr/lib/tiger/systems/IRIX/6/6.3/services
/usr/lib/tiger/systems/IRIX/6/6.5/
/usr/lib/tiger/systems/IRIX/6/6.5/config
/usr/lib/tiger/systems/IRIX/6/6.5/signatures
/usr/lib/tiger/systems/IRIX/6/check_cron
/usr/lib/tiger/systems/IRIX/6/config
/usr/lib/tiger/systems/IRIX/6/file_access_list
/usr/lib/tiger/systems/IRIX/6/gen_alias_sets
/usr/lib/tiger/systems/IRIX/6/gen_bootparam_sets
/usr/lib/tiger/systems/IRIX/6/gen_cron
/usr/lib/tiger/systems/IRIX/6/gen_export_sets
/usr/lib/tiger/systems/IRIX/6/gen_group_sets
/usr/lib/tiger/systems/IRIX/6/gen_inetd
/usr/lib/tiger/systems/IRIX/6/gen_mounts
/usr/lib/tiger/systems/IRIX/6/gen_passwd_sets
/usr/lib/tiger/systems/IRIX/6/gen_services
/usr/lib/tiger/systems/IRIX/6/gendlclients
/usr/lib/tiger/systems/IRIX/6/getuserhome
/usr/lib/tiger/systems/IRIX/6/inetd
/usr/lib/tiger/systems/IRIX/6/services
/usr/lib/tiger/systems/IRIX/6/suid_list