Mapped file is not a platform library

Linking a library on macOS fails like this? Then we have to codesign the library again with this command: cbilz@suedlichts-imac lib % codesign -s "Apple Development: Christoph Bilz (******)" -f /Users/cbilz/brew/brew/Cellar/openssl@1.1/1.1.1s/lib/lib...