1.4: backport #1495 from /trunk:
- Force getting glibc>=2.8 via checkout if any addon is selected.

-------- diffstat follows --------
/branches/1.4/config/libc/glibc.in | 7 7 0 0 +++++++
/branches/1.4/config/libc/glibc-eglibc.in-common | 6 6 0 0 ++++++
2 files changed, 13 insertions(+)

 # x86_64 specific options

 config ARCH_x86_64

     select ARCH_64

     select ARCH_SUPPORT_ARCH

     select ARCH_SUPPORT_CPU

     select ARCH_SUPPORT_TUNE

     help

       The x86_64 architecture, as defined by:

         http://www.amd.com/us-en/Processors/DevelopWithAMD/0,,30_2252_875_7044,00.html