Please read the [Contribution Guidelines](https://golang.org/doc/contribute.html) before sending patches.
+**We do not accept GitHub pull requests**
+(we use [an instance](https://go-review.googlesource.com/) of the
+[Gerrit](https://www.gerritcodereview.com/) code review system instead).
+Also, please do not post patches on the issue tracker.
+
Unless otherwise noted, the Go source files are distributed under
the BSD-style license found in the LICENSE file.