Redistribution and use in source and binary forms are
permitted provided that: (1) source distributions retain
this entire copyright notice and comment; (2) modifications
made to the software are prominently mentioned, and a copy
of the original software (or a pointer to its location) are
included; and (3) distributions including binaries display
the following acknowledgement: "This product includes
software developed by Brian M. Clapper "
in the documentation or other materials provided with the
distribution. The name of the author may not be used to
endorse or promote products derived from this software
without specific prior written permission.

THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS
OR IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
PARTICULAR PURPOSE.

Effectively, this means you can do what you want with the software
except remove this notice or take advantage of the author's name.
If you modify the software and redistribute your modified version,
you must indicate that your version is a modification of the
original, and you must provide either a pointer to or a copy of the
original.