32V/usr/man/man0/toc5

.xx "a.out" "assembler and link editor output"
.xx "acct" "execution accounting file"
.xx "ar" "file format"
.xx "core" "format of memory image file"
.xx "dir" "format of directories"
.xx "dump" "incremental dump format"
.xx "environ" "user environment"
.xx "filsys" "format of file system volume"
.xx "group" "group file"
.xx "mpxio" "multiplexed i/o"
.xx "mtab" "mounted file system table"
.xx "passwd" "password file"
.xx "plot" "graphics interface"
.xx "tp" "DEC/mag tape formats"
.xx "ttys" "terminal initialization data"
.xx "types" "primitive system data types"
.xx "utmp" "login records"
.xx "wtmp" "user login history"