+ if ((intptr_t)t < 0) {
+ pthread_t td = (void *)((uintptr_t)t << 1);
+ t = (void *)(uintptr_t)(td->timer_id & INT_MAX);
+ }
+#ifdef SYS_timer_settime64
+ time_t is = val->it_interval.tv_sec, vs = val->it_value.tv_sec;
+ long ins = val->it_interval.tv_nsec, vns = val->it_value.tv_nsec;
+ int r = -ENOSYS;
+ if (SYS_timer_settime == SYS_timer_settime64
+ || !IS32BIT(is) || !IS32BIT(vs) || (sizeof(time_t)>4 && old))
+ r = __syscall(SYS_timer_settime64, t, flags,
+ ((long long[]){is, ins, vs, vns}), old);
+ if (SYS_timer_settime == SYS_timer_settime64 || r!=-ENOSYS)
+ return __syscall_ret(r);
+ if (!IS32BIT(is) || !IS32BIT(vs))
+ return __syscall_ret(-ENOTSUP);
+ long old32[4];
+ r = __syscall(SYS_timer_settime, t, flags,
+ ((long[]){is, ins, vs, vns}), old32);
+ if (!r && old) {
+ old->it_interval.tv_sec = old32[0];
+ old->it_interval.tv_nsec = old32[1];
+ old->it_value.tv_sec = old32[2];
+ old->it_value.tv_nsec = old32[3];
+ }
+ return __syscall_ret(r);
+#endif
+ return syscall(SYS_timer_settime, t, flags, val, old);