Fix syscall.EBADFD at FreeBSD
Solve this: https://github.com/spf13/afero/issues/68
go get github.com/spf13/afero
# github.com/spf13/afero
gocode/src/github.com/spf13/afero/const_win_unix.go:22: undefined: syscall.EBADFD
diff --git a/const_bsds.go b/const_bsds.go
index 28cd274..9717374 100644
--- a/const_bsds.go
+++ b/const_bsds.go
@@ -11,7 +11,7 @@
// See the License for the specific language governing permissions and
// limitations under the License.
-// +build darwin openbsd
+// +build darwin openbsd freebsd
package afero
diff --git a/const_win_unix.go b/const_win_unix.go
index 72d6aaf..d8f392b 100644
--- a/const_win_unix.go
+++ b/const_win_unix.go
@@ -12,6 +12,7 @@
// limitations under the License.
// +build !darwin
// +build !openbsd
+// +build !freebsd
package afero