.\" DO NOT MODIFY THIS FILE!  It was generated by help2man 1.27.
.TH IFNAMES "1" "April 2002" "ifnames " "User Commands"
.SH NAME
ifnames \- Extract CPP conditionals from a set of files
.SH SYNOPSIS
.B ifnames
[\fIOPTION\fR] ...  [\fIFILE\fR] ...
.SH DESCRIPTION
Scan all of the C source FILES (or the standard input, if none are
given) and write to the standard output a sorted list of all the
identifiers that appear in those files in `#if', `#elif', `#ifdef', or
`#ifndef' directives.  Print each identifier on a line, followed by a
space-separated list of the files in which that identifier occurs.
.TP
\fB\-h\fR, \fB\-\-help\fR
print this help, then exit
.TP
\fB\-V\fR, \fB\-\-version\fR
print version number, then exit
.SH AUTHOR
Written by David J. MacKenzie and Paul Eggert.
.PP
Copyright 2002 Free Software Foundation, Inc.
This is free software; see the source for copying conditions.  There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
.SH "REPORTING BUGS"
Report bugs to <bug-autoconf@gnu.org>.
.PP
ifnames (GNU Autoconf) 2.53b
.SH "SEE ALSO"
.BR autoconf (1),
.BR automake (1),
.BR autoreconf (1),
.BR autoupdate (1),
.BR autoheader (1),
.BR autoscan (1),
.BR config.guess (1),
.BR config.sub (1),
.BR ifnames (1),
.BR libtool (1).
.PP
The full documentation for
.B ifnames
is maintained as a Texinfo manual.  If the
.B info
and
.B ifnames
programs are properly installed at your site, the command
.IP
.B info ifnames
.PP
should give you access to the complete manual.