set GMT on Macintosh iBook

We need to set a Macintosh ibook to real GMT without any variation during the year. (NOT so-called "London, England" time, which is off by an hour during the summer, and is easily available through the ibook date/time dialog). ## Deliverables The deliverable is a set of clear instructions (human readable configuration steps, or an executable program) to set a macintosh ibook running OS 10.3 to GMT. ## Platform Macintosh OS 10.3