...Code" for a version of Autoconf means all parts 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...
--Autoconf Configure Script Exception License, Version 3.0. (Paragraph 8.)