def do_extra_symlinks(d):
    if bb.data.inherits_class('nativesdk', d):
        return

    targetsys = d.getVar('BASETARGET_SYS')

    if targetsys != d.getVar('TARGET_SYS'):
        dest = d.getVar('D') + d.getVar('libdir') + '/' + targetsys
        src = d.getVar('TARGET_SYS')
        if not os.path.lexists(dest) and os.path.lexists(d.getVar('D') + d.getVar('libdir')):
            os.symlink(src, dest)

do_extra_symlinks(d)