
  unset - Unset an environment variable
     _________________________________________________________________
   
   unset [-h] <variables>
   
   A variable environment is maintained by the command interpreter. The
   "set" command sets a variable to a particular value, and the "unset"
   command removes the definition of a variable.
   
   Command options:
   
   -h
          Print the command usage.
          
   <variables>
          Variables to be unset
     _________________________________________________________________
   
   Last updated on 990119 20h08
