b b1 b2
@end example
-The defaults are: the join field is the first field in each line;
-fields in the input are separated by one or more blanks, with leading
-blanks on the line ignored; fields in the output are separated by a
-space; each output line consists of the join field, the remaining
+The defaults are:
+@itemize
+@item the join field is the first field in each line;
+@item fields in the input are separated by one or more blanks, with leading
+ blanks on the line ignored;
+@item fields in the output are separated by a space;
+@item each output line consists of the join field, the remaining
fields from @var{file1}, then the remaining fields from @var{file2}.
+@end itemize
The program accepts the following options. Also see @ref{Common options}.