anchor.diff:      # --with-rundir=/run/cups
       # XXX: flag is not a proper boolean, build fails with optim enabled
       #"--without-optim"
  -    "--${boolWt (systemd_lib != null)}-systemd"
  +    "--with-systemd"
       "--with-languages=all"
       # --with-cups-user=lp
       # --with-cups-group=lp
  
positive.code:     "--${boolEn (libpaper != null)}-libpaper"
      "--${boolEn (libusb != null)}-libusb"
      #--enable-tcp-wrappers
      "--${boolEn (acl != null)}-acl"
      "--${boolEn (dbus != null)}-dbus"
      "--enable-shared"
      "--disable-libtool-unsupported"
      "--disable-debug"
  
negative.code:     };
    };
  
    meta = with lib; {
      homepage = https://cups.org/;
      description = "A standards-based printing system for UNIX";
      license = with licenses; [
  