From the NannyMUD documentation

LAST CHANGE

2000-12-08

COMMAND

NAME
        set - Set an environment variable.


LOCATION
	Wizmod, module 'default'.

SYNTAX
	set [ ]

DESCRIPTION
	This command is used to set variables in the wizmod.


SEE ALSO
        setenv in wizcommands/misc/setenv


SEE ALSO
        unset in std/module/default/unset


SEE ALSO
        unsetenv in wizcommands/misc/unsetenv