chore: reopen tfo support on windows for golang1.23

maybe broken again when golang1.24 release

adapter/inbound/listen.go

@@ -3,10 +3,22 @@ package inbound
 import (
 	"context"
 	"net"
+
+	"github.com/metacubex/tfo-go"
 )
 
+var (
+	lc = tfo.ListenConfig{
+		DisableTFO: true,
+	}
+)
+
+func SetTfo(open bool) {
+	lc.DisableTFO = !open
+}
+
 func SetMPTCP(open bool) {
-	setMultiPathTCP(getListenConfig(), open)
+	setMultiPathTCP(&lc.ListenConfig, open)
 }
 
 func ListenContext(ctx context.Context, network, address string) (net.Listener, error) {

adapter/inbound/listen_unix.go

@@ -1,23 +0,0 @@
-//go:build unix
-
-package inbound
-
-import (
-	"net"
-
-	"github.com/metacubex/tfo-go"
-)
-
-var (
-	lc = tfo.ListenConfig{
-		DisableTFO: true,
-	}
-)
-
-func SetTfo(open bool) {
-	lc.DisableTFO = !open
-}
-
-func getListenConfig() *net.ListenConfig {
-	return &lc.ListenConfig
-}

adapter/inbound/listen_windows.go

@@ -1,15 +0,0 @@
-package inbound
-
-import (
-	"net"
-)
-
-var (
-	lc = net.ListenConfig{}
-)
-
-func SetTfo(open bool) {}
-
-func getListenConfig() *net.ListenConfig {
-	return &lc
-}