dh_update_autotools_config (1) Linux Manual Page
dh_update_autotools_config – Update autotools config files
Synopsis
dh_update_autotools_config [debhelper options]Description
dh_update_autotools_config replaces all occurrences of config.sub and config.guess in the source tree by the up-to-date versions found in the autotools-dev package. The original files are backed up and restored by dh_clean.See Also
debhelper(7) This program is a part of debhelper.