ftp://ftp12.freebsd.org/pub/FreeBSD/development/FreeBSD-CVS/src/sys/ia64/  direct

[DIR]isa/  direct  1000+ twin directories
[DIR]Attic/  direct  1000+ twin directories
[DIR]compile/  direct  1000+ twin directories
[DIR]conf/  direct  1000+ twin directories
[DIR]ia32/  direct  540+ twin directories
[DIR]include/  direct  1000+ twin directories
[DIR]acpica/  direct  500+ twin directories
[DIR]disasm/  direct  77 twin directories
[DIR]ia64/  direct  1000+ twin directories
[DIR]pci/  direct  1000+ twin directories