IFNAMES(1)

NAME
ifnames-2.69 - Extract CPP conditionals from a set of files

SYNOPSIS
ifnames-2.69 [OPTION]... [FILE]...

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.

-h, --help
    print this help, then exit

-V, --version
    print version number, then exit

AUTHOR
Written by David J. MacKenzie and Paul Eggert.

REPORTING BUGS
Report bugs to <bug-autoconf@gnu.org>.
GNU Autoconf home page: <http://www.gnu.org/software/autoconf-2.69/>.
General help using GNU software: <http://www.gnu.org/gethelp/>.

COPYRIGHT
Copyright © 2012 Free Software Foundation, Inc. License GPLv3+/Autoconf: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>, <http://gnu.org/licenses/exceptions.html>
This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.

SEE ALSO
autoconf-2.69(1), automake-2.69(1), autoreconf-2.69(1), autoupdate-2.69(1), autoheader-2.69(1), autoscan-2.69(1), config.guess-2.69(1), config.sub-2.69(1), ifnames-2.69(1), libtool(1).

The full documentation for ifnames-2.69 is maintained as a Texinfo manual. If the info and ifnames-2.69 programs are properly installed at your site, the command

    info ifnames-2.69

should give you access to the complete manual.