2.6.1-rc3-pa0 (32bit), 2.4.24-pa0 and 2.4.25-pre4-pa0 (64bit) Ok
Just to mentionned that test:
2.6.1-rc3-pa0 (32bit) compile and boot fine on my b2k and a b180L 2.4.24-pa0 and 2.4.25-pre4-pa0 (64bit) compile and boot fine on the b2k
Thanks again to all for your great job,
Joel