const crypto/tls.extensionSupportedVersions

5 uses

	crypto/tls (current package)
		common.go#L117: 	extensionSupportedVersions       uint16 = 43
		handshake_messages.go#L210: 		exts.AddUint16(extensionSupportedVersions)
		handshake_messages.go#L538: 		case extensionSupportedVersions:
		handshake_messages.go#L702: 		exts.AddUint16(extensionSupportedVersions)
		handshake_messages.go#L845: 		case extensionSupportedVersions: