This is explanation of the COUNTRY command. It is CONFIG.SYS.

This command makes it possible for MS-DOS to use international
time, date, currency, case conversions and decimal seperators.

For a complete list of the country codes refer to your DOS manual.

Example:
       To change time, date, currency and case conversions to 
       French convention inlude the following line in you 
       CONFIG.SYS file:
            country=033