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-rw-r--r--manual/argp.texi9
1 files changed, 6 insertions, 3 deletions
diff --git a/manual/argp.texi b/manual/argp.texi
index 0c4a85cc7b..14a9df2bce 100644
--- a/manual/argp.texi
+++ b/manual/argp.texi
@@ -1,7 +1,7 @@
 @ignore
    Documentation for the argp argument parser
 
-   Copyright (C) 1995, 1996, 1997, 1998 Free Software Foundation, Inc.
+   Copyright (C) 1995, 1996, 1997, 1998, 2000 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Written by Miles Bader <miles@gnu.ai.mit.edu>.
 
@@ -74,6 +74,9 @@ in @var{flags}, calling @code{argp_parse} may result in the program
 exiting---for instance when an unknown option is encountered.
 @xref{Program Termination}.
 
+If @var{arg_index} is non-NULL, the index of the first unparsed option
+in @var{argv} is returned in it.
+
 The return value is zero for successful parsing, or a unix error code
 (@pxref{Error Codes}) if an error was detected.  Different argp parsers
 may return arbitrary error codes, but standard ones are @code{ENOMEM} if
@@ -401,7 +404,7 @@ this parser function, or a unix error code if a real error occurred
 @deftypevr Macro int ARGP_ERR_UNKNOWN
 Argp parser functions should return @code{ARGP_ERR_UNKNOWN} for any
 @var{key} value they do not recognize, or for non-option arguments
-(@code{@var{key} == ARGP_KEY_ARG}) that they do not which to handle.
+(@code{@var{key} == ARGP_KEY_ARG}) that they do not wish to handle.
 @end deftypevr
 
 @need 3000
@@ -554,7 +557,7 @@ Some non-option argument was unrecognized.
 
 This occurs when every parser function returns @code{ARGP_KEY_UNKNOWN}
 for an argument, in which case parsing stops at that argument.  If a
-non-zero value for @var{arg_index} was passed to @code{argp_parse}, the
+non-NULL value for @var{arg_index} was passed to @code{argp_parse}, the
 index of this argument is returned in it, otherwise an error occurs.
 @end table