func mime/quotedprintable.isWhitespace

3 uses

	mime/quotedprintable (current package)
		writer.go#L37: 		case isWhitespace(b) || !w.Binary && (b == '\n' || b == '\r'):
		writer.go#L136: 	if isWhitespace(b) {
		writer.go#L170: func isWhitespace(b byte) bool {