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	struct mdproc {			struct mdproc {
	struct proc_ldt md_ldt; / (t) per-process ldt */			struct proc_ldt md_ldt; / (t) per-process ldt */
	struct system_segment_descriptor md_ldt_sd;			struct system_segment_descriptor md_ldt_sd;
	u_int md_flags; /* (c) md process flags P_MD */			u_int md_flags; /* (c) md process flags P_MD */
	};			};

	#define P_MD_KPTI 0x00000001 /* Enable KPTI on exec */			#define P_MD_KPTI 0x00000001 /* Enable KPTI on exec */
				#define P_MD_LA48 0x00000002 /* Request LA48 after exec */
				#define P_MD_LA57 0x00000004 /* Request LA57 after exec */

	#define KINFO_PROC_SIZE 1088			#define KINFO_PROC_SIZE 1088
	#define KINFO_PROC32_SIZE 768			#define KINFO_PROC32_SIZE 768

	struct syscall_args {			struct syscall_args {
	u_int code;			u_int code;
	struct sysent *callp;			struct sysent *callp;
	register_t args[8];			register_t args[8];
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