Disable autom4te cache creation during autoconf runs by setting AUTOM4TE
to a wrapper that passes --no-cache. This prevents autom4te.cache directories
from appearing in submodules (pcre, etc.) and making them show as dirty.
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
