While we're waiting for the Tcl/Tk rebuild, with gcc-4.5 out, I can start resyncing the distro with Ports' overrides.
ca-certificates contains the Certificate Authority root certificates needed for verifying SSL certificates. It is needed for updating curl and GNOME; wget can can also use it via the ca-certificate option. ftp://ftp.cygwinports.org/pub/cygwinports/release-2/_DISTRO_/ca-certificates/ ca-certificates is already included in all major distros. Yaakov