.np
.rm 72
.m2 0
This command lists information for the topics
that match "topic- prefix-list", which may specify any type of
topic grouping such as "COMMAND", "SYST", "COM ERR", or
"NEW COM ALPHA LIST".  If no prefix is given, all topics will be listed.
.sp
     Information is displayed a page at a time.  At the end of
each page typed, the user is prompted with ":".  Valid responses are:
.sp
.nf
     / - Skip past next page        = - Show current line number
     Q - Quit     ? - Show topic names requested      H - Give help
     Any other response will continue with the next page.
.fi
.sp
The following list explains the command options:
.sp
.nf
  -PAGELEN:n - (or -P) set page length to "n" lines; default is 22
  -LEVELS:n  - (or -L) print "n" sub-levels of information; or -ALL
  -OUT:file  - (or -O) put the requested information into "file"
  -IN:file   - (or -I) read "file" as an information file
