ftp://ftp.sk.freebsd.org/pub/NetBSD/NetBSD-release-3-1/src/usr.bin/  direct

[DIR]ypwhich/  direct  289+ twin directories
[DIR]ypmatch/  direct  289+ twin directories
[DIR]ypcat/  direct  289+ twin directories
[DIR]yes/  direct  304+ twin directories
[DIR]yacc/  direct  673+ twin directories
[DIR]xstr/  direct  968+ twin directories
[DIR]xlint/  direct  702+ twin directories
[DIR]xinstall/  direct  306+ twin directories
[DIR]xargs/  direct  540+ twin directories
[DIR]write/  direct  1106+ twin directories
[DIR]window/  direct  2156+ twin directories
[DIR]whois/  direct  2406+ twin directories
[DIR]who/  direct  354+ twin directories
[DIR]whereis/  direct  314+ twin directories
[DIR]whatis/  direct  431+ twin directories
[DIR]what/  direct  329+ twin directories
[DIR]wc/  direct  456+ twin directories
[DIR]wall/  direct  355+ twin directories
[DIR]w/  direct  3508+ twin directories
[DIR]vndcompress/  direct  127 twin directories
[DIR]vmstat/  direct  292+ twin directories
[DIR]vis/  direct  787+ twin directories
[DIR]vi/  direct  24745+ twin directories
[DIR]vgrind/  direct  931+ twin directories
[DIR]vacation/  direct  1553+ twin directories
[DIR]uuidgen/  direct  303+ twin directories
[DIR]uuencode/  direct  498+ twin directories
[DIR]uudecode/  direct  532+ twin directories
[DIR]users/  direct  3970+ twin directories
[DIR]usbhidctl/  direct  264+ twin directories
[DIR]usbhidaction/  direct  247+ twin directories
[DIR]unvis/  direct  292+ twin directories
[DIR]units/  direct  4490+ twin directories
[DIR]uniq/  direct  335+ twin directories
[DIR]unifdef/  direct  1394+ twin directories
[DIR]unexpand/  direct  308+ twin directories
[DIR]uname/  direct  333+ twin directories
[DIR]ul/  direct  424+ twin directories
[DIR]tty/  direct  2335+ twin directories
[DIR]tsort/  direct  476+ twin directories
[DIR]tset/  direct  334+ twin directories
[DIR]true/  direct  389+ twin directories
[DIR]tr/  direct  53830+ twin directories
[DIR]tput/  direct  290+ twin directories
[DIR]touch/  direct  419+ twin directories
[DIR]top/  direct  983+ twin directories
[DIR]tn3270/  direct  787+ twin directories
[DIR]tip/  direct  890+ twin directories
[DIR]time/  direct  9955+ twin directories
[DIR]tftp/  direct  1961+ twin directories