ftp://ftp.nsu.ru/mirrors/ftp.freebsd.org/pub/FreeBSD/development/DragonFlyBSD-CVS/src/lib/compat/  direct

[DIR]Attic/  direct  1000+ twin directories
[DIR]compat1x/  direct  620+ twin directories
[DIR]compat20/  direct  690+ twin directories
[DIR]compat21/  direct  600+ twin directories
[DIR]compat22/  direct  540+ twin directories
[DIR]compat3x.i386/  direct  62 twin directories
[DIR]compat4x.i386/  direct  60 twin directories
[DIR]compat4x.alpha/  direct  58 twin directories
[DIR]i386/  direct  1000+ twin directories