[jp] ~/Dev/rubinius> shotgun/rubinius -e0
Fatal error in bootstrap/core:
  Unable to resolve type 'off_t' (FFI::TypeError)
[jp] ~/Dev/rubinius> cd shotgun
[jp] ~/Dev/rubinius/shotgun> ./rubinius -e0
./rubinius:16: undefined method `[]' for nil:NilClass (NoMethodError)
[jp] ~/Dev/rubinius/shotgun>