checks if the name, after going through the internal name mangler $*VM.platform-library-name($some-path), successfully loads some library

gistfile1.txt

# declarative conditional method
{
    "depends" : [
        {
            "from" : "native",
            "name" : {
                "by-distro.name" : {
                    "macosx" : "ogg-but-some-mac-specific-name-difference!",
                    "debian" : "ogg",
                    "" : "ogg-but-a-generic-fallback"
                }
            }
        }
    ]
}

# straight forward method
{
    "depends" : [ "ogg:from<native>" ]
}