/usr/x86_64-linux-gnu/include/asm-generic/swab.h is in linux-libc-dev-amd64-cross 4.15.0-18.19cross1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_GENERIC_SWAB_H
#define _ASM_GENERIC_SWAB_H
#include <asm/bitsperlong.h>
/*
* 32 bit architectures typically (but not always) want to
* set __SWAB_64_THRU_32__. In user space, this is only
* valid if the compiler supports 64 bit data types.
*/
#if __BITS_PER_LONG == 32
#if defined(__GNUC__) && !defined(__STRICT_ANSI__) || defined(__KERNEL__)
#define __SWAB_64_THRU_32__
#endif
#endif
#endif /* _ASM_GENERIC_SWAB_H */
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