Default value is *USRLIBL to import descriptions of files located in the current user LIBL.
You can change this default value and type a library name.
When file description is imported, if the file is in the LIBL, file name will be not qualified in the "Main" property of the file extended info. (MAIN=
If the file is not in the LIBL, a dialog box asks you if
you want to qualify the file name (keep library name in the path:
LIBRARY/FILE), or remove it.
If you don’t qualify the file name, you will need to change the LIBL at
run time, by changing the INITLIBL
connection property, or by changing dynamically the
LIBL at run time with AsExec statement.