Handle all unix file types (socket, pipe, block, door)

[drn]

https://en.wikipedia.org/wiki/Unix_file_types
l ~

Srwxr-xr-x     1 darrencheng  staff     0B Apr  5 23:26    .Box_EngineServer
Srwxr-xr-x     1 darrencheng  staff     0B Apr  5 23:26    .Box_StreemToSync
Srwxr-xr-x     1 darrencheng  staff     0B Apr  5 23:26    .Box_SyncToStreem
Srwxr-xr-x     1 darrencheng  staff     0B Apr  5 23:26    .Box_UIServer