Fix using HTTP proxy.

/trunk/scripts/crosstool.sh | 9 5 4 0 +++++----
/trunk/config/global/download_extract.in | 2 1 1 0 +-
2 files changed, 6 insertions(+), 5 deletions(-)

 # Compute IA-64-specific values

 CT_DoArchValues() {

     # The architecture part of the tuple:

     CT_TARGET_ARCH="${CT_ARCH}"

 }