a general text or manual domain macro name and is determined
to be callable will be executed
or called when it is processed.
-In this case
+In this case,
the argument, although the name of a macro,
is not preceded by a
.Ql \&\.
the operating system the man page or subject source is developed
or modified for,
and the man page title
-.Pq Em in upper case
+.Pq Em in uppercase
along with the section of the manual the page
belongs in.
These macros identify the page,
.Pp
If
.Ql \&.Ar
-is called without arguments
+is called without arguments,
.Ql \&Ar
is assumed.
The
option is valid only for manual page sections 2 and 3.
.Ss Trade Names (or Acronyms and Type Names)
The trade name macro is generally a small caps macro for
-all upper case words longer than two characters.
+all uppercase words longer than two characters.
.Pp
.Dl Usage: .Tn symbol ... \*(Pu
.Bl -tag -width "\&.Tn ASCII" -compact -offset 14n
And adding to the muddle,
.Xr troff
has its own internal registers all of which are either
-two lower case characters or a dot plus a letter or metacharacter
+two lowercase characters or a dot plus a letter or metacharacter
character.
In one of the introduction examples, it was shown how to
prevent the interpretation of a macro name with the escape sequence
.\" w[0-9] width tag/label stack
.\" .Ed
.\" .Pp
-If a nonescaped register name is given in the argument list of a request
+If a nonescaped register name is given in the argument list of a request,
unpredictable behavior will occur.
In general, any time huge portions
of text do not appear where expected in the output, or small strings
.Ql \&.Op ,
and the line number it appears on.
If one or more files are involved
-(especially if text from another file is included) the line number
+(especially if text from another file is included), the line number
may be bogus.
If there is only one file, it should be accurate.
The second line gives the argument count, the argument
.Xr groff_mdoc 7 ,
.Xr mdoc 7
.Sh COLOPHON
-This page is part of release 3.51 of the Linux
+This page is part of release 3.65 of the Linux
.Em man-pages
project.
A description of the project,
and information about reporting bugs,
can be found at
-http://www.kernel.org/doc/man-pages/.
+\%http://www.kernel.org/doc/man\-pages/.