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AUTOCONF(1) User Commands AUTOCONF(1) NAME autoconf - Generate configuration scripts SYNOPSIS autoconf2.73 [OPTION]... [TEMPLATE-FILE] DESCRIPTION Generate a configuration script from a TEMPLATE-FILE if given, or 'config- ure.ac' if present, or else 'configure.in'. Output is sent to the standard output if TEMPLATE-FILE is given, else into 'configure'. Operation modes: -h, --help print this help, then exit -V, --version print version number, then exit -v, --verbose verbosely report processing -d, --debug don't remove temporary files -f, --force consider all files obsolete -o, --output=FILE save output in FILE (stdout is the default) -W, --warnings=CATEGORY report the warnings falling in CATEGORY (comma-separated list ac- cepted) Warning categories are: cross cross compilation issues gnu GNU coding standards (default in gnu and gnits modes) obsolete obsolete features or constructions (default) override user redefinitions of Automake rules or variables portability portability issues (default in gnu and gnits modes) portability-recursive nested Make variables (default with -Wportability) extra-portability extra portability issues related to obscure tools syntax dubious syntactic constructs (default) unsupported unsupported or incomplete features (default) -W also understands: all turn on all the warnings none turn off all the warnings no-CATEGORY turn off warnings in CATEGORY error treat all enabled warnings as errors Library directories: -B, --prepend-include=DIR prepend directory DIR to search path -I, --include=DIR append directory DIR to search path Tracing: -t, --trace=MACRO[:FORMAT] report the list of calls to MACRO -i, --initialization also trace Autoconf's initialization process In tracing mode, no configuration script is created. FORMAT defaults to '$f:$l:$n:$%'; see 'autom4te --help' for information about FORMAT. AUTHOR Written by David J. MacKenzie and Akim Demaille. REPORTING BUGS Report bugs to bug-autoconf@gnu.org, or via Savannah: https://savannah.gnu.org/support/?group=autoconf2.73. COPYRIGHT Copyright (C) 2026 Free Software Foundation, Inc. License GPLv3+/Autoconf: GNU GPL version 3 or later <https://gnu.org/licenses/gpl.html>, <https://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 autoconf2.73(1), automake(1), autoreconf2.73(1), autoupdate2.73(1), auto- header2.73(1), autoscan2.73(1), ifnames2.73(1), libtool(1). The full documentation for Autoconf is maintained as a Texinfo manual. To read the manual locally, use the command info autoconf2.73 You can also consult the Web version of the manual at https://gnu.org/software/autoconf/manual/. GNU Autoconf 2.73 March 2026 AUTOCONF(1)
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