diff --git a/pkg/mdns/syscall_linux.go b/pkg/mdns/syscall.go
similarity index 78%
rename from pkg/mdns/syscall_linux.go
rename to pkg/mdns/syscall.go
index fc0caeb0..0e50535a 100644
--- a/pkg/mdns/syscall_linux.go
+++ b/pkg/mdns/syscall.go
@@ -1,3 +1,5 @@
+//go:build !(darwin || ios || freebsd || openbsd || netbsd || dragonfly || windows)
+
 package mdns
 
 import (
diff --git a/pkg/mdns/syscall_darwin.go b/pkg/mdns/syscall_bsd.go
similarity index 90%
rename from pkg/mdns/syscall_darwin.go
rename to pkg/mdns/syscall_bsd.go
index c1f1225b..6ebb0c93 100644
--- a/pkg/mdns/syscall_darwin.go
+++ b/pkg/mdns/syscall_bsd.go
@@ -1,3 +1,5 @@
+//go:build darwin || ios || freebsd || openbsd || netbsd || dragonfly
+
 package mdns
 
 import (
diff --git a/pkg/mdns/syscall_freebsd.go b/pkg/mdns/syscall_freebsd.go
deleted file mode 100644
index c1f1225b..00000000
--- a/pkg/mdns/syscall_freebsd.go
+++ /dev/null
@@ -1,24 +0,0 @@
-package mdns
-
-import (
-	"syscall"
-)
-
-func SetsockoptInt(fd uintptr, level, opt int, value int) (err error) {
-	// change SO_REUSEADDR and REUSEPORT flags simultaneously for BSD-like OS
-	// https://github.com/AlexxIT/go2rtc/issues/626
-	// https://stackoverflow.com/questions/14388706/how-do-so-reuseaddr-and-so-reuseport-differ/14388707
-	if opt == syscall.SO_REUSEADDR {
-		if err = syscall.SetsockoptInt(int(fd), level, opt, value); err != nil {
-			return
-		}
-
-		opt = syscall.SO_REUSEPORT
-	}
-
-	return syscall.SetsockoptInt(int(fd), level, opt, value)
-}
-
-func SetsockoptIPMreq(fd uintptr, level, opt int, mreq *syscall.IPMreq) (err error) {
-	return syscall.SetsockoptIPMreq(int(fd), level, opt, mreq)
-}
diff --git a/pkg/mdns/syscall_windows.go b/pkg/mdns/syscall_windows.go
index be283655..770510cf 100644
--- a/pkg/mdns/syscall_windows.go
+++ b/pkg/mdns/syscall_windows.go
@@ -1,3 +1,5 @@
+//go:build windows
+
 package mdns
 
 import "syscall"