Enable forcing ./configure to complete, even if the needed tools are not present.

/trunk/configure | 13 11 2 0 +++++++++++--
1 file changed, 11 insertions(+), 2 deletions(-)

# Compute IA-64-specific values

CT_DoArchValues() {

    # The architecture part of the tuple:

    CT_TARGET_ARCH="${CT_ARCH}"

}