Following discussions with fellow haskellers, regarding the need to be careful with adding packages that could depends on GPL or proprietary licenses, it turns out it's not easy to get your dependencies's licenses listed.

On unix system, we get access to syscalls that maps files or devices into memory. The main syscall is mmap, but there's also some others syscalls in the same family to handle mapped memories like mlock, munlock, mprotect, madvise, msync.

One year ago, I've started some big changes on the tls package. I've finally manage to wrap it up in something that people can use straight out of hackage.