This component of Racket is distributed under the Apache 2.0 and MIT
licenses. The user can choose the license under which they will be
using the software. There may be other licenses within the
distribution with which the user must also comply.

See the files
  https://github.com/racket/racket/blob/master/racket/src/LICENSE-APACHE.txt
and
  https://github.com/racket/racket/blob/master/racket/src/LICENSE-MIT.txt
for the full text of the licenses.
