rubinius/rubinius — pull request #1565 by DanielVartanov (2012-02-19 08:45:27+00:00)
Title: FFI::Library.attach_variable

`FFI::Library.attach_variable` is added with correspondent specs.
Fix for `FFI::Struct.layout` is essential here, cause specs for `attach_variable` fail in 1.9 otherwise.