fix manpages
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							| @@ -12,7 +12,7 @@ nl \- number lines | ||||
| .RI [ file ...] | ||||
| .SH DESCRIPTION | ||||
| .B nl | ||||
| reads each file in sequence and writes it to stdout with non-empty lines | ||||
| reads each file in sequence and writes it to stdout with non\-empty lines | ||||
| numbered.  If no file is given, nl reads from stdin. | ||||
| .SH OPTIONS | ||||
| .TP | ||||
| @@ -33,7 +33,7 @@ a regular expression as defined in | ||||
| .IR regex (7). | ||||
| .TP | ||||
| .B t | ||||
| only non-empty lines (default). | ||||
| only non\-empty lines (default). | ||||
| .RE | ||||
| .TP | ||||
| .BI \-i " increment" | ||||
|   | ||||
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