diff --git a/terminal_openbsd.go b/terminal_bsd.go
similarity index 67%
rename from terminal_openbsd.go
rename to terminal_bsd.go
index af609a5..71f8d67 100644
--- a/terminal_openbsd.go
+++ b/terminal_bsd.go
@@ -1,3 +1,5 @@
+// +build darwin freebsd openbsd netbsd dragonfly
+
 package logrus
 
 import "syscall"
diff --git a/terminal_darwin.go b/terminal_darwin.go
deleted file mode 100644
index 8fe02a4..0000000
--- a/terminal_darwin.go
+++ /dev/null
@@ -1,12 +0,0 @@
-// Based on ssh/terminal:
-// Copyright 2013 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-package logrus
-
-import "syscall"
-
-const ioctlReadTermios = syscall.TIOCGETA
-
-type Termios syscall.Termios
diff --git a/terminal_freebsd.go b/terminal_freebsd.go
deleted file mode 100644
index 0428ee5..0000000
--- a/terminal_freebsd.go
+++ /dev/null
@@ -1,20 +0,0 @@
-/*
-  Go 1.2 doesn't include Termios for FreeBSD. This should be added in 1.3 and this could be merged with terminal_darwin.
-*/
-package logrus
-
-import (
-	"syscall"
-)
-
-const ioctlReadTermios = syscall.TIOCGETA
-
-type Termios struct {
-	Iflag  uint32
-	Oflag  uint32
-	Cflag  uint32
-	Lflag  uint32
-	Cc     [20]uint8
-	Ispeed uint32
-	Ospeed uint32
-}
diff --git a/terminal_notwindows.go b/terminal_notwindows.go
index b8bebc1..4bb5376 100644
--- a/terminal_notwindows.go
+++ b/terminal_notwindows.go
@@ -3,7 +3,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// +build linux darwin freebsd openbsd
+// +build linux darwin freebsd openbsd netbsd dragonfly
 
 package logrus