* Invoking configure:: How to use the Autoconf output.
* Invoking config.status:: Recreating a configuration.
* Site Default Values:: Providing local defaults for @code{configure}.
+* Old Macro Names:: Backward compatibility macros.
* Example:: Sample Autoconf input files.
* Preprocessor Symbol Index:: Index of C preprocessor symbols defined.
* Macro Index:: Index of Autoconf macros.
* Invoking configure:: How to use the Autoconf output.
* Invoking config.status:: Recreating a configuration.
* Site Default Values:: Providing local defaults for @code{configure}.
+* Old Macro Names:: Backward compatibility macros.
* Example:: Sample Autoconf input files.
* Preprocessor Symbol Index:: Index of C preprocessor symbols defined.
* Macro Index:: Index of Autoconf macros.