Backport #876 from trunk:
Re-enable the restart functionality by removing some variables from the saved environment.

/branches/1.2/scripts/functions | 16 10 6 0 ++++++++++------
1 file changed, 10 insertions(+), 6 deletions(-)

# Compute powerpc-specific values

CT_DoArchValues () {

    # The architecture part of the tuple:

    CT_TARGET_ARCH="${CT_ARCH}"

    # The kernel ARCH:

    CT_KERNEL_ARCH=powerpc

}