>i am looking for a strategy to track who locked a table (Flock()).
>i suppose i could thrown down a gauntlet (create a text file and open it with fopen) then remove it after the unlock.
>or perhaps use my dictionary to notate the locking user.
>what are some other strategies that you have found successful or preferred.
>Many thanks in advance.

This link presents a program that will show who has a file open, perhaps you can make it work for your purpose?

Who has files open on the network