%N mkeya %F $MIR/src/subs/keyf.for
%D Retrieve multiple character values from the command line.
%P pjt
%: user-input, command-line
%B
        subroutine mkeya(key,value,nmax,n)
        integer nmax, n
        character key*(*)
        character value(nmax)*(*)

  Retrieve multiple character values from the command line. If the keyword is
  not found, then empty strings are returned. 

  Input:
    key        The name of the keyword to return.
    nmax       The maximum number of values to return

  Output:
    n          The number of values returned.
    value      The returned values
