ui64
# define li_64(h) 0x##h##ui64
# define li_64(h) 0x##h##ui64
uint64_t ui64;
uint64_t ui64;
ui64 = 0x123456789abcdef0ull;
ATF_REQUIRE_MSG(0xf0debc9a78563412ull == bswap_64(ui64),
(unsigned long long)ui64, (unsigned long long)bswap_64(ui64));
ui64
static ui64
ui64 ret=0;
extern ui64 val64(char *name);
ui64 rawval;