bit_checkbit      105 lib_bit.c        bit_checkbit(L, 2);
bit_checkbit      153 lib_bit.c        uint32_t b = (uint32_t)bit_checkbit(L, 1);
bit_checkbit      154 lib_bit.c        int32_t n = L->base+1>=L->top ? 8 : bit_checkbit(L, 2);