GNU autoreconf tool. Update configure scripts by running autoconf, autoheader, aclocal, automake, and libtoolize in specified directories and subdirectories. This command is seldom invoked manually. It is usually called automatically from other autoconf tools.
Don’t remove temporary files.
Remake all configure scripts, even when newer than their template files.
Print help message, then exit.
Add any default files missing from package by copying versions included with autoconf and automake.
Used with the -i option. Create symbolic links to default files instead of copying them.
Verbosely print information about the progress of autoreconf.
Search in directory dir for input files.
Print version number, then exit.
Print any warnings related to category. Accepted categories are:
Turn off warnings for category.
Turn off all warnings.
Treat warnings as errors.