const crypto/tls.extensionPreSharedKey

5 uses

	crypto/tls (current package)
		common.go#L115: 	extensionPreSharedKey            uint16 = 41
		handshake_messages.go#L265: 		exts.AddUint16(extensionPreSharedKey)
		handshake_messages.go#L585: 		case extensionPreSharedKey:
		handshake_messages.go#L717: 		exts.AddUint16(extensionPreSharedKey)
		handshake_messages.go#L867: 		case extensionPreSharedKey: