Some SSL libs don't react to $SSL_CERT_FILE. That actually makes sense to me, as we add this behavior as nixpkgs-specific, so it seems "safer" to use $NIX_*.
Semi-automatic update generated by https://github.com/ryantm/nixpkgs-update tools. This update was made based on information from https://repology.org/metapackage/gauche/versions
- Support mbedtls - UTF-8 encoding is default