-
-The default string is "-" (a dash). Calling \fBset_menu_mark\fR with
-a \fBNULL\fR menu argument will change this default.
-
-The function \fBmenu_mark\fR returns the menu's mark string (or \fBNULL\fR if
+.PP
+The default string is "\-" (a dash).
+Calling \fBset_menu_mark\fP with
+a non-\fBNULL\fP menu argument will change this default.
+.PP
+The function \fBmenu_mark\fP returns the menu's mark string (or \fBNULL\fP if