diff --git a/tools/utils/file_at_fd.go b/tools/utils/file_at_fd.go
index ab8101b34..c4456f93d 100644
--- a/tools/utils/file_at_fd.go
+++ b/tools/utils/file_at_fd.go
@@ -347,12 +347,7 @@ func ConvertFileModeToUnix(goMode os.FileMode) uint32 {
 
 func MknodAt(parent *os.File, name string, mode os.FileMode, dev int) (err error) {
 	unix_mode := ConvertFileModeToUnix(mode)
-	for {
-		if err = unix.Mknodat(int(parent.Fd()), name, unix_mode, dev); err != unix.EINTR {
-			break
-		}
-	}
-	if err != nil {
+	if err = mknodAt(parent, name, unix_mode, dev); err != nil {
 		err = &os.PathError{Op: "mknodat", Path: filepath.Join(parent.Name(), name), Err: err}
 	}
 	return
diff --git a/tools/utils/file_at_fd_darwin.go b/tools/utils/file_at_fd_darwin.go
new file mode 100644
index 000000000..94d2ad451
--- /dev/null
+++ b/tools/utils/file_at_fd_darwin.go
@@ -0,0 +1,21 @@
+package utils
+
+import (
+	"fmt"
+	"os"
+	"path/filepath"
+
+	"golang.org/x/sys/unix"
+)
+
+var _ = fmt.Print
+
+func mknodAt(parent *os.File, name string, mode uint32, dev int) (err error) {
+	path := filepath.Join(parent.Name(), name)
+	for {
+		if err = unix.Mknod(path, mode, dev); err != unix.EINTR {
+			break
+		}
+	}
+	return
+}
diff --git a/tools/utils/file_at_fd_generic.go b/tools/utils/file_at_fd_generic.go
new file mode 100644
index 000000000..e7c5285a0
--- /dev/null
+++ b/tools/utils/file_at_fd_generic.go
@@ -0,0 +1,21 @@
+//go:build !darwin
+
+package utils
+
+import (
+	"fmt"
+	"os"
+
+	"golang.org/x/sys/unix"
+)
+
+var _ = fmt.Print
+
+func mknodAt(parent *os.File, name string, mode uint32, dev int) (err error) {
+	for {
+		if err = unix.Mknodat(int(parent.Fd()), name, mode, dev); err != unix.EINTR {
+			break
+		}
+	}
+	return
+}