Fix installing uClibc headers for versions prior to 0.9.30.
Fix a comment about installing uClibc.
Automatically enable // build for uClibc versions that can be built in //.

-------- diffstat follows --------
/trunk/scripts/build/libc/uClibc.sh | 32 23 9 0 +++++++++++++++++++++++---------
/trunk/config/libc/uClibc.in | 12 7 5 0 +++++++-----
2 files changed, 30 insertions(+), 14 deletions(-)

# 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