linux/include/uapi/linux/time_types.h

/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_TIME_TYPES_H
#define _UAPI_LINUX_TIME_TYPES_H

#include <linux/types.h>

struct __kernel_timespec { … };

struct __kernel_itimerspec { … };

/*
 * legacy timeval structure, only embedded in structures that
 * traditionally used 'timeval' to pass time intervals (not absolute
 * times). Do not add new users. If user space fails to compile
 * here, this is probably because it is not y2038 safe and needs to
 * be changed to use another interface.
 */
#ifndef __kernel_old_timeval
struct __kernel_old_timeval { … };
#endif

struct __kernel_old_timespec { … };

struct __kernel_old_itimerval { … };

struct __kernel_sock_timeval { … };

#endif /* _UAPI_LINUX_TIME_TYPES_H */