Question : Adding a directory to the path of the root user?

Aix 5.2 - How do you add directory to the path of root?  I see /etc/profile, but I don't see a home directory where you could create a .profile file.  And, I don't see a path statement in /etc/profile.  How is that initial path set?

Answer : Adding a directory to the path of the root user?

root's home directory is /

/etc/environment sets variables before /etc/profile