OFF16B            31 pack.c         #   define OFF16(p) OFF16B(p)
OFF16B           630 pack.c         		rb_str_buf_cat(res, OFF16B(&s), NATINT_LEN(short,2));
OFF16B           1364 pack.c         		memcpy(OFF16B(&tmp), s, NATINT_LEN(unsigned short,2));