8. Environment Variables

8.2. Internationalization Variables

There are no additional semantics for the following environment variables:

  • LC_COLLATE
  • LC_CTYPE
  • LC_MESSAGES
  • LC_MONETARY
  • LC_NUMERIC
  • LC_TIME

The default locale is the POSIX locale.

There are no additional criteria for determining valid locales.

8.3. Other Environment Variables

When the first character of the TZ variable is a colon, the colon is ignored and the following characters are handled as a normal time zone specification.