On some hosts (eg. Cygwin), it's not possible to build the uClibc hostutils. Offer an option to enable/disable the uClibc hostutils build.

/trunk/scripts/build/libc/uClibc.sh | 39 12 27 0 ++++++++++++---------------------------
/trunk/config/libc/uClibc.in | 10 10 0 0 ++++++++++
2 files changed, 22 insertions(+), 27 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