Use relative imports

cookie.go

@@ -1,9 +1,9 @@
 package main
 
 import (
+	"./xchacha20poly1305"
 	"crypto/hmac"
 	"crypto/rand"
-	"git.zx2c4.com/wireguard-go/internal/xchacha20poly1305"
 	"golang.org/x/crypto/blake2s"
 	"golang.org/x/crypto/chacha20poly1305"
 	"sync"

device.go

@@ -1,7 +1,7 @@
 package main
 
 import (
-	"git.zx2c4.com/wireguard-go/internal/ratelimiter"
+	"./ratelimiter"
 	"runtime"
 	"sync"
 	"sync/atomic"

noise-protocol.go

@@ -1,8 +1,8 @@
 package main
 
 import (
+	"./tai64n"
 	"errors"
-	"git.zx2c4.com/wireguard-go/internal/tai64n"
 	"golang.org/x/crypto/blake2s"
 	"golang.org/x/crypto/chacha20poly1305"
 	"golang.org/x/crypto/poly1305"