/usr/share/file_name
FILE_1 description
This line parsed for whatis database.
[-abcd] [-a path] [file] [file ...] arg0 arg2 ...
Use the .Nm macro to refer to your program throughout the man page like such: Underlining is accomplished with the .Ar macro like this: underlined text .
A list of items with descriptions:
Description of item a
Description of item b
A list of flags and their descriptions:
-a
Description of -a flag
-b
Description of -b flag
/usr/share/file_name
FILE_1 description
/Users/joeuser/Library/really_long_file_name
FILE_2 description
Unchanged in 106 releases since Mac OS X 10.6.