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#if 0 #include <threads.h> #include <pthread.h> #include <errno.h> int mtx_timedlock(mtx_t *restrict mtx, const struct timespec *restrict ts) { switch (pthread_mutex_timedlock(mtx, ts)) { case 0: return thrd_success; case ETIMEDOUT: return thrd_timedout; default: break; } return thrd_error; } /* STDC(201112) */ #endif