With the release of WebKitGTK 2.40.0, WebKitGTK now finally provides a stable API and ABI for GTK 4 applications. The following API versions are provided: webkit2gtk-4.0: this API version uses GTK 3 and libsoup 2. It is obsolete and users should immediately port to webkit2gtk-4.1. To get this with WebKitGTK 2.40, build with -DPORT=GTK -DUSE_SOUP2=ON. …