EFX_SHIFT16
__CPU_TO_LE_16(EFX_SHIFT16(_bit, FIX_LINT(0))); \
__CPU_TO_LE_16(~EFX_SHIFT16(_bit, FIX_LINT(0))); \
__CPU_TO_LE_16(EFX_SHIFT16(_bit, FIX_LINT(0)))) != 0)