There are no user-facing parts here. See List::SomeUtils for API details.
You shouldnt have to install this module directly. When you install
List::SomeUtils, it checks whether your system has a compiler. If it does,
then it adds a dependency on this module so that it gets installed and you
have the faster XS implementation.
This distribution requires List::SomeUtils but to avoid a circular
dependency, that dependency is explicitly left out from the this
distributions metadata. However, without LSU already installed this module