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The C and C++ Include Header Files

/usr/include/x86_64-linux-gnu/asm/hwcap2.h


$ cat -n /usr/include/x86_64-linux-gnu/asm/hwcap2.h

     1	/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
     2	#ifndef _ASM_X86_HWCAP2_H
     3	#define _ASM_X86_HWCAP2_H
     4	
     5	#include <linux/const.h>
     6	
     7	/* MONITOR/MWAIT enabled in Ring 3 */
     8	#define HWCAP2_RING3MWAIT		_BITUL(0)
     9	
    10	/* Kernel allows FSGSBASE instructions available in Ring 3 */
    11	#define HWCAP2_FSGSBASE			_BITUL(1)
    12	
    13	#endif