unistd.h (623B)
1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2 #ifndef _ASM_X86_UNISTD_H 3 #define _ASM_X86_UNISTD_H 4 5 /* 6 * x32 syscall flag bit. Some user programs expect syscall NR macros 7 * and __X32_SYSCALL_BIT to have type int, even though syscall numbers 8 * are, for practical purposes, unsigned long. 9 * 10 * Fortunately, expressions like (nr & ~__X32_SYSCALL_BIT) do the right 11 * thing regardless. 12 */ 13 #define __X32_SYSCALL_BIT 0x40000000 14 15 # ifdef __i386__ 16 # include <asm/unistd_32.h> 17 # elif defined(__ILP32__) 18 # include <asm/unistd_x32.h> 19 # else 20 # include <asm/unistd_64.h> 21 # endif 22 23 #endif /* _ASM_X86_UNISTD_H */