mh-alias-insertion-location

mh-alias-insertion-location is a variable defined in `mh-e.el'.
Its value is

sorted

Documentation:
Specifies where new aliases are entered in alias files.

This option is set to "Alphabetical" by default. If you organize
your alias file in other ways, then adding aliases to the "Top"
or "Bottom" of your alias file might be more appropriate.

You can customize this variable.

This variable was introduced, or its default value was changed, in version 7.1 of the MH-E package that is part of Emacs 22.1.