I've brought in and modified a roff so that it should be translatable into B.

I've started work on writing the man pages in this version of roff.

man/cat.1

@@ -1,28 +1,35 @@
-        11/3/70                                                      CAT (I)
-
-
-NAME              cat -- concatenate and print
-
-SYNOPSIS          cat file1 ...
-
-DESCRIPTION       cat reads each file in sequence and writes it on the
-                  standard output stream. Thus:
-
-                                  cat file
-
-                  is about the easiest way to print a file. Also:
-
-                     cat filel file2 >file3
-
-                  is about the easiest way to concatenate files.
-
-FILES
-
-SEE ALSO          pr, cp
-
-DIAGNOSTICS       If a file cannot be found it is ignored. If no files are
-		  given, "no files" is output.
-
-BUGS
-
-OWNER             ken, dmr
+.oh '11/3/70''CAT(I)'
+.ta 18 21
+NAME	cat -- concatenate and print
+.sp
+SYNOPSIS	
+.ul
+cat
+file1 ...
+.sp
+DESCRIPTION	
+.ul
+cat
+reads each file in sequence and writes it on
+	the standard output stream. Thus:
+.sp
+.ul
+		cat file
+.sp
+	is about the easiest way to print a file. Also:
+.sp
+.ul
+		cat filel file2 >file3
+.sp
+	is about the easiest way to concatenate files.
+.sp
+FILES	--
+.sp
+SEE ALSO	pr, cp
+.sp
+DIAGNOSTICS	If a file cannot be found it is ignored. If no
+	files are given, "no files" is output.
+.sp
+BUGS	--
+.sp
+OWNER	ken, dmr

man/chmod.1

@@ -1,28 +1,31 @@
-        11/3/70                                                    CHMOD (I)
-
-
-NAME              chmod -- change mode
-
-SYNOPSIS          chmod octal file1 file2 file3 ...
-
-DESCRIPTION       The octal mode replaces the mode of each of the files. The
-                  mode is constructed from the OR of the following modes:
-
-                     01 write for non--owner
-                     02 read for non--owner
-                     04 write for owner
-                     10 read for owner
-                     20 executable
-                     40 set--UID
-
-                  Only the owner of a file may change its mode.
-
-FILES
-
-SEE ALSO          stat, ls
-
-DIAGNOSTICS
-
-BUGS
-
-OWNER             ken, dmr
+.oh '11/3/70''CHMOD(I)'
+.ta 18 21
+NAME	chmod -- change mode
+.sp
+SYNOPSIS	
+.ul
+chmod
+octal file1 file2 file3 ...
+.sp
+DESCRIPTION	The octal mode replaces the mode of each of the
+	files. The mode is constructed from the OR of
+	the following modes:
+.sp
+		01 write for non--owner
+		02 read for non--owner
+		04 write for owner
+		10 read for owner
+		20 executable
+		40 set--UID
+.sp
+		Only the owner of a file may change its mode.
+.sp
+FILES	--
+.sp
+SEE ALSO	stat, ls
+.sp
+DIAGNOSTICS	--
+.sp
+BUGS	--
+.sp
+OWNER	ken, dmr

man/chown.1

@@ -1,21 +1,27 @@
-11/3/70                                                          CHOWN (I)
-
-
-NAME          chown -- change owner
-
-SYNOPSIS      chown owner file
-
-DESCRIPTION   owner becomes the new owner of the files. The owner is an
-              octal UID.
-
-              Only the owner of a file is allowed to change the owner.
-
-FILES 
-
-SEE ALSO      stat
-
-DIAGNOSTICS
-
-BUGS
-
-OWNER         ken, dmr
+.oh '11/3/70''CHOWN(I)'
+.ta 18 21
+NAME	chown -- change owner
+.sp
+SYNOPSIS	
+.ul
+chown
+owner file
+.sp
+DESCRIPTION	
+.ul
+owner
+becomes the new owner of the files. The
+	owner is an octal UID.
+.sp
+	Only the owner of a file is allowed to change
+	the owner.
+.sp
+FILES	--
+.sp
+SEE ALSO	stat
+.sp
+DIAGNOSTICS	?
+.sp
+BUGS	--
+.sp
+OWNER	ken, dmr