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Diff for /src/usr.bin/m4/m4.1 between version 1.46 and 1.47

version 1.46, 2006/08/29 18:40:49 version 1.47, 2006/12/12 09:24:22
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 .Bk -words  .Bk -words
 .Op Fl t Ar macro  .Op Fl t Ar macro
 .Op Fl U Ns Ar name  .Op Fl U Ns Ar name
   .Op Ar
 .Ek  .Ek
 .Sh DESCRIPTION  .Sh DESCRIPTION
 The  The
 .Nm m4  .Nm m4
 utility is a macro processor that can be used as a front end to any  utility is a macro processor that can be used as a front end to any
 language (e.g., C, ratfor, fortran, lex, and yacc).  language (e.g., C, ratfor, fortran, lex, and yacc).
   If no input files are given,
 .Nm m4  .Nm m4
 reads from the standard input and writes  reads from the standard input, otherwise the files from command line are
 the processed text to the standard output.  processed in the given order.
   Input files can be regular files, files in the m4 include paths, or a
   single dash
   .Pq Sq - ,
   denoting standard input.
   .Nm m4
   writes
   the processed text to the standard output, unless told otherwise.
 .Pp  .Pp
 Macro calls have the form name(argument1[, argument2, ..., argumentN]).  Macro calls have the form name(argument1[, argument2, ..., argumentN]).
 .Pp  .Pp
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