SYNOPSIS
    int atoo (string str)

DESCRIPTION
    Convert a <str>ing into the ordinal number it describes and returns it.
    If the conversion was not possible, the string "<not an ordinal>"
    is returned.

    The function recognizes the ordinals "first" through "twentieth", the
    angloan representation ("1st", "2nd", etc) and the european ("1.", "3.").

EXAMPLE
    atoo("42,") --> 42

SEE ALSO
    atoi(SEFUN), itoa(SEFUN), otoa(SEFUN)