6#define ROUND_UP(val, round_to) (((val) + (round_to - 1)) & ~(round_to - 1)) 
    8#define likely(x) __builtin_expect(!!(x), 1) 
    9#define unlikely(x) __builtin_expect(!!(x), 0) 
   11int libfuse_strtol(
const char *str, 
long *res);
 
   16static inline uint32_t fuse_lower_32_bits(uint64_t nr)
 
   18        return (uint32_t)(nr & 0xffffffff);
 
   24static inline uint64_t fuse_higher_32_bits(uint64_t nr)
 
   26        return nr & ~0xffffffffULL;
 
   29#ifndef FUSE_VAR_UNUSED 
   30#define FUSE_VAR_UNUSED(var) (__attribute__((unused)) var)