Add infrastructure to use common config files for generated config files.

/trunk/config/libc/glibc-eglibc.in-common | 4 4 0 0 ++++
/trunk/config/config.mk | 4 4 0 0 ++++
/trunk/config/libc.in | 7 0 7 0 -------
3 files changed, 8 insertions(+), 7 deletions(-)

 # ia64 specific config options

 # 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