In apt 0.8.X, you can just pin by regex or glob:
Package: * Pin: release a=natty* Pin-Priority: 990
or Package: * Pin: release a=/natty.*/ Pin-Priority: 990
Same goes for Default-Release: Apt::Default-Release "natty*"; or Apt::Default-Release "/natty.*/";
It's not documented, though.
In apt 0.8.X, you can just pin by regex or glob:
Package: *
Pin: release a=natty*
Pin-Priority: 990
or
Package: *
Pin: release a=/natty.*/
Pin-Priority: 990
Same goes for Default-Release: Default- Release "natty*"; Default- Release "/natty.*/";
Apt::
or
Apt::
It's not documented, though.