GetProgramDir

Returns a Lock on the directory the program was loaded from (V36)

Returns a shared Lock on the directory the program was loaded from. This can be used for a program to find data files, etc., that are stored with the program, or to find the program file itself. NULL returns are valid, and may occur, for example, when running a program from the resident list. You should NOT unlock the Lock.

lock

A Lock on the directory the current program was loaded from, or NULL if loaded from resident list, etc.

Should return a Lock for things loaded via Resident command. Perhaps should return CurrentDir if NULL.

SetProgramDir(), Open()