soft-fp: fix floating-point to integer unsigned saturation.
soft-fp: fix _FP_DIV_MEAT_* returning results with wrong exponent (bug 16032).
soft-fp: add macro FP_NO_EXCEPTIONS.
soft-fp: add missing FP_INIT_EXCEPTIONS and FP_INIT_ROUNDMODE calls.
soft-fp: make ordered comparisons raise "invalid" for quiet NaNs (bug 14910).
soft-fp: make __unord* raise "invalid" for signaling NaNs (bug 16036).
Fix typo in setlocale.c. Fixes BZ #15764
Fix typos.
soft-fp: fix preprocessor indentation.