When VU is installed, the C locale is a symbolic link to fr . To change this, see Section 11.1.1 . Usually, the users do not have to use that variable, except if they wish to start a version different from the default one. The command line options can also be used to change the architecture. It does not have a default value.
Possible values are asc or bin .
This variable does not have a default value. The use of this variable is not recommended any more. See the remarks at the beginning of the custom.c file. The names of the variables and the default values depend on the system and on the -X option.