Backport #629 from trunk:
Fix building uClibc-based, soft-float toolchains by correctly setting float support in the uClibc config file.
Correctly unset float CFLAGS and configure arguments before setting them.

/branches/1.1/scripts/build/libc_uClibc.sh | 4 2 2 0 ++--
/branches/1.1/scripts/functions | 4 2 2 0 ++--
2 files changed, 4 insertions(+), 4 deletions(-)

 # Compute IA-64-specific values

 CT_DoArchValues() {

     # The architecture part of the tuple:

     CT_TARGET_ARCH="${CT_ARCH}"

 }