def METHOD_NAME(src, dst, relative=None):
    """Create a finder alias"""
    srcfsr = File.FSRef(src)
    # The next line will fail under unix-Python if the destination
    # doesn't exist yet. We should change this code to be fsref-based.
    dstdir, dstname = os.path.split(dst)
    if not dstdir: dstdir = os.curdir
    dstdirfsr = File.FSRef(dstdir)
    if relative:
        relativefsr = File.FSRef(relative)
        # ik mag er geen None in stoppen :-(
        alias = File.FSNewAlias(relativefsr, srcfsr)
    else:
        alias = srcfsr.FSNewAliasMinimal()
    dstfsr, dstfss = Res.FSCreateResourceFile(dstdirfsr, unicode(dstname),
        File.FSGetResourceForkName())
    h = Res.FSOpenResourceFile(dstfsr, File.FSGetResourceForkName(), 3)
    resource = Res.Resource(alias.data)
    resource.AddResource('alis', 0, '')
    Res.CloseResFile(h)
    dstfinfo = dstfss.FSpGetFInfo()
    dstfinfo.Flags = dstfinfo.Flags|0x8000    # Alias flag
    dstfss.FSpSetFInfo(dstfinfo)