4 Mouse::XS - A Mouse guts in XS
8 This document describes Mouse version 0.40_08
12 Mouse has an optional XS implementation, which is automatically built
13 and used if available.
17 The XS implementation are selected by default, but you can force it by
18 passing the C<--xs> option to F<Makefile.PL>.
22 If you do not want to build the XS implementation, you can pass the C<--pp>
23 option to F<Makefile.PL>.
27 =head2 The MOUSE_PUREPERL environment variable
29 It can be used to enable the use of Mouse::PurePerl.