On Saturday, March 19, 2011 17:21:49 Jan Kobler wrote:
> checking whether x86_64-pc-linux-gnu-gcc  -pipe -freorder-blocks -O2
> -fno-strict-aliasing supports -mabi=ibmlongdouble... no
> configure: error: this configuration requires -mlong-double-128 IBM
> extended format support
>  * ERROR: cross-powerpc-unknown-linux-gnu/glibc-2.13-r2 failed (compile
> phase):
>  *   failed to configure glibc

you didnt say what step this was exactly.  is it the glibc headers step or is 
it glibc itself ?

> 3. Is this a correct behavior that I need to set CC on the commandline?

no
-mike