%N mkeyr %F $MIR/src/subs/key.c
%D Retrieve multiple real values from the command line.
%P pjt
%: user-input, command-line
%B
FORTRAN call sequence:
        subroutine mkeyr(key,value,nmax,n)
        integer nmax, n
        character key*(*)
        real value(nmax)

   Retrieve multiple real values from the command line.  If the keyword
   is not found, then zero values 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
 
