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#ifndef __BACKPORT_LINUX_TIME64_H
#define __BACKPORT_LINUX_TIME64_H
#if LINUX_VERSION_IS_GEQ(3,17,0)
#include_next <linux/time64.h>
#else
#include <linux/time.h>
#endif
#if LINUX_VERSION_IS_LESS(3,17,0)
#define timespec64_equal timespec_equal
#define timespec64_compare timespec_compare
#define set_normalized_timespec64 set_normalized_timespec
#define timespec64_add_safe timespec_add_safe
#define timespec64_add timespec_add
#define timespec64_sub timespec_sub
#define timespec64_valid timespec_valid
#define timespec64_valid_strict timespec_valid_strict
#define timespec64_to_ns timespec_to_ns
#define ns_to_timespec64 ns_to_timespec
#define timespec64_add_ns timespec_add_ns
#define timespec64 timespec
#endif /* LINUX_VERSION_IS_LESS(3,17,0) */
#if LINUX_VERSION_IS_LESS(3,19,0)
static inline time64_t mktime64(const unsigned int year0, const unsigned int mon0,
const unsigned int day, const unsigned int hour,
const unsigned int min, const unsigned int sec)
{
unsigned int mon = mon0, year = year0;
/* 1..12 -> 11,12,1..10 */
if (0 >= (int) (mon -= 2)) {
mon += 12; /* Puts Feb last since it has leap day */
year -= 1;
}
return ((((time64_t)
(year/4 - year/100 + year/400 + 367*mon/12 + day) +
year*365 - 719499
)*24 + hour /* now have hours - midnight tomorrow handled here */
)*60 + min /* now have minutes */
)*60 + sec; /* finally seconds */
}
#endif
#endif /* __BACKPORT_LINUX_TIME64_H */
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