====================Public-Domain====================
** The "printf" code that follows dates from the 1980's.  It is in
** the public domain.


====================Public-Domain====================
** The author disclaims copyright to this source code.


====================blessing====================
** The author disclaims copyright to this source code.  In place of
** a legal notice, here is a blessing:
**
**    May you do good and not evil.
**    May you find forgiveness for yourself and forgive others.
**    May you share freely, never taking more than you give.


====================blessing====================
The author disclaims copyright to this source code.  In place of
a legal notice, here is a blessing:

  *   May you do good and not evil.
  *   May you find forgiveness for yourself and forgive others.
  *   May you share freely, never taking more than you give.