-.dt
-.SH FILES
-file.p input file
-.br
-file.i \fBinclude\fR file(s)
-.br
-/usr/lib/pi2.*strings text of the error messages
-.br
-.nf
-/usr/lib/how_pi* basic usage explanation
-.fi
-obj interpreter code output
-.SH "SEE ALSO"
-Berkeley Pascal User's Manual
+.Tp
+.Sh FILES
+.Dw /usr/lib/pi1.*strings
+.Di L
+.Dp Pa file.p
+input file
+.Dp Pa file.i
+include file(s)
+.Dp Pa /usr/lib/pi2.*strings
+text of the error messages
+.Dp Pa /usr/lib/how_pi*
+basic usage explanation
+.Dp Pa obj
+interpreter code output
+.Dp
+.Sh SEE ALSO
+.Em Berkeley Pascal User'.Xr s Manual