def METHOD_NAME(self):
    self.pkgdesc = f"{pkgdesc} (prefer Wayland)"
    self.install_if = [f"{pkgname}={pkgver}-r{pkgrel}"]  # prefer
    def inst():
        self.mkdir(self.destdir / "usr/bin", parents=True)
        self.ln_s("firefox-wayland", self.destdir / "usr/bin/firefox")
    return inst