const crypto/tls.extensionServerName

5 uses

	crypto/tls (current package)
		common.go#L110: 	extensionServerName              uint16 = 0
		handshake_messages.go#L108: 		exts.AddUint16(extensionServerName)
		handshake_messages.go#L475: 		case extensionServerName:
		handshake_messages.go#L841: 		exts.AddUint16(extensionServerName)
		handshake_messages.go#L981: 		case extensionServerName:

The pages are generated with Golds v0.7.6. (GOOS=linux GOARCH=amd64)