Thanks to Kevin Furniss at Athabasca University in Alberta, Canada
who was able to confirm that:

The new listserv address for GIFTEX-L is "listserv@lsv.uky.edu".

To subscribe to GIFTEX-L, send an e-mail message to:
    listserv@lsv.uky.edu
The body of your message should read:
    subscribe giftex-l [your name]

I've also updated the subscribe information on the Back Issues
& Exchange Services web page listing.
Sorry for any confusion generated by previous postings.

    Birdie MacLennan
    Serials Coordinator     bmaclenn@uvmvm.uvm.edu
    University of Vermont   bmaclenn@moose.uvm.edu