...of its Covered Code which that version can copy from its code (i.e., not from its input file) into its minimally verbose, non-debugging and non-tracing output. "Ineligible Code" is Covered Code that is not Normally Copied Code. * 1. Grant of Additional Permission. * You have permission to propagate output of Autoconf, even if such propagation would otherwise violate the terms of GPLv3. However, if by modifying Autoconf you cause any Ineligible Code of the version you received to become...
--Autoconf Configure Script Exception License, Version 3.0. (Paragraph 8.)