zZzzZ. — /usr/include/bits

Editing: timesize.h

/* Bit size of the time_t type at glibc build time, x86-64 and x32 case.
   Copyright (C) 2018-2021 Free Software Foundation, Inc.
   This file is part of the GNU C Library.

The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.

The GNU C Library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public
   License along with the GNU C Library; if not, see
   <https://www.gnu.org/licenses/>.  */

#if defined __x86_64__ && defined __ILP32__
/* For x32, time is 64-bit even though word size is 32-bit.  */
# define __TIMESIZE	64
#else
/* For others, time size is word size.  */
# define __TIMESIZE	__WORDSIZE
#endif