% Hacky means to extract API version from fdbcli protocol version output
% See https://github.com/apple/foundationdb/blob/master/flow/ProtocolVersion.h
MaxAPIVersion =
    begin
        VsnInfo = os:cmd("fdbcli --version"),
        {match, [ProtocolStr]} = re:run(VsnInfo, "protocol ([a-f0-9]*)", [{capture, [1], list}]),
        ProtocolVsn = list_to_integer(ProtocolStr, 16),
        APIVersionBytes = (ProtocolVsn band 16#0000000FFF00000) bsr 20,
        integer_to_list(APIVersionBytes, 16)
    end.

[{port_env, [
    {
        "(linux|solaris|freebsd|netbsd|openbsd|dragonfly|darwin|gnu)",
        "CFLAGS",
        "$CFLAGS -I/usr/local/include -Ic_src/ -g -Wall -Werror -DFDB_API_VERSION=" ++ MaxAPIVersion
    },
    {
        "win32",
        "CFLAGS",
        "$CFLAGS /I\"c:/Program Files/foundationdb/include\" /O2 /DNDEBUG /DFDB_API_VERSION=" ++ MaxAPIVersion
    },

    {
        "(linux|solaris|freebsd|netbsd|openbsd|dragonfly|darwin|gnu)",
        "LDFLAGS",
        "$LDFLAGS -L/usr/local/lib -lfdb_c"
    },
    {
        "win32",
        "LDFLAGS",
        "$LDFLAGS /LIBPATH:\"c:/Program Files/foundationdb/lib/foundationdb\" fdb_c.lib"
    }
]}] ++ CONFIG.