Force getting glibc>=2.8 via checkout if any addon is selected.

-------- diffstat follows --------
/trunk/config/libc/glibc.in | 7 7 0 0 +++++++
/trunk/config/libc/glibc-eglibc.in-common | 6 6 0 0 ++++++
2 files changed, 13 insertions(+)

# ia64 specific config options

# depends on EXPERIMENTAL

config ARCH_ia64

    select ARCH_64

    select ARCH_SUPPORTS_BOTH_ENDIAN

    help

      The ia64 architecture, as defined by:

        http://www.intel.com/design/itanium/arch_spec.htm