cc/gcc: add MIPS spercific configure options

Add the following MIPS specific options when configuring gcc:
--with(out)-llsc
--with(out)-synci
--with(out)-mips-plt
--with-divide=type

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>

 reporter_name="Alexander BIGGA"

 reporter_url="http://sourceware.org/ml/crossgcc/2008-07/msg00000.html"

 reporter_comment=""