go/build section "Build Constraints", first paragraph said:
"... they must be appear near the top of the file ..."
fixed to:
"... they must appear near the top of the file ..."
R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/
6329060
// A build constraint is a line comment beginning with the directive +build
// that lists the conditions under which a file should be included in the package.
// Constraints may appear in any kind of source file (not just Go), but
-// they must be appear near the top of the file, preceded
+// they must appear near the top of the file, preceded
// only by blank lines and other line comments.
//
// A build constraint is evaluated as the OR of space-separated options;