git: 9front

ref: 3b8da71409b47699ec1bee5a96e8924e3aa6c000
dir: /adm/timezone/README/

View raw version 
To change the default time zone you see on your local system,
copy the appropriate file to /adm/timezone/local, which is copied
to /env/timezone by init(8).

Most of these files were provided by David Hogan.
The Israel file was provided by Amos Shapir.