ARCH_WORD_BITS
#if ARCH_WORD_BITS == 32
#if ARCH_WORD_BITS == 32
#if (ARCH_WORD_BITS == 32)
#elif (ARCH_WORD_BITS == 64)
#if (ARCH_WORD_BITS == 64)
#elif (ARCH_WORD_BITS == 32)