Introduce a list of tools to check for at ./configure time.
Move some functions around (no code change).
Only tell about applying contribs when there are contribs to apply.
Some eye-candy here and there.

/trunk/configure | 94 75 19 0 +++++++++++++++++++++++++++++++++++++++++++++++++-------------
1 file changed, 75 insertions(+), 19 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

 }