Move the threading model choice back to the C library menu:
- the threading models available are dependent on the C library used
- it is thus easier to first select the C libary, and then the threading model, rather going back to the toolchain menu.

/trunk/config/toolchain.in | 29 0 29 0 -----------------------------
/trunk/config/libc.in | 47 38 9 0 ++++++++++++++++++++++++++++++++++++++---------
2 files changed, 38 insertions(+), 38 deletions(-)

 # Compute IA-64-specific values

 CT_DoArchValues() {

     # The architecture part of the tuple:

     CT_TARGET_ARCH="${CT_ARCH}"

 }