The default filename for the File Handler configuration file is extfh.cfg but you can use a different filename by setting the EXTFH environment variable. For example:
set EXTFH=c:\mydir\test.cfgsets the filename to c:\mydir\test.cfg.
EXTFH=/mydir/test.cfg export EXTFHsets the filename to /mydir/test.cfg.
The File Handler searches for the configuration file in the following order:
Windows:
UNIX: