Add TLS fragment support

common/tlsfragment/wait_stub.go

@@ -0,0 +1,14 @@
+//go:build !(linux || darwin || windows)
+
+package tf
+
+import (
+	"context"
+	"net"
+	"time"
+)
+
+func writeAndWaitAck(ctx context.Context, conn *net.TCPConn, payload []byte, fallbackDelay time.Duration) error {
+	time.Sleep(fallbackDelay)
+	return nil
+}