tun: make operateonfd.go build tags more specific

(*NativeTun).operateOnFd is only used on darwin and freebsd. Adjust the
build tags accordingly.

Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>

diff --git a/tun/operateonfd.go b/tun/operateonfd.go
index aab71161f27c2cc2f07ed5565b3f3daf2378f21d..bc804539169f484df97831a0cfe1607006fe810b 100644 (file)
--- a/tun/operateonfd.go
+++ b/tun/operateonfd.go
@@ -1,5 +1,5 @@
-//go:build !windows
-// +build !windows
+//go:build darwin || freebsd
+// +build darwin freebsd
 
 /* SPDX-License-Identifier: MIT
  *