Get rid of CT_GMP_FILE and CT_MPFR_FILE.

/trunk/scripts/build/gmp.sh | 32 16 16 0 ++++++++++++++++----------------
/trunk/scripts/build/mpfr.sh | 38 19 19 0 +++++++++++++++++++-------------------
/trunk/scripts/crosstool.sh | 2 0 2 0 --
3 files changed, 35 insertions(+), 37 deletions(-)

 # Compute Alpha-specific values

 CT_DoArchTupleValues () {

     # The architecture part of the tuple:

     CT_TARGET_ARCH="${CT_ARCH}${CT_ARCH_ALPHA_VARIANT}"

     # The kernel ARCH:

     CT_KERNEL_ARCH=${CT_ARCH}

 }