MCL_FUTURE
#define MCL_FUTURE 16384 /* lock all additions to address space */
#define MCL_FUTURE 2 /* lock all future mappings */
#define MCL_FUTURE 2 /* lock all future mappings */
#define MCL_FUTURE 0x4000 /* lock all additions to address space */
#define MCL_FUTURE 0x4000 /* lock all additions to address space */
#define MCL_FUTURE 2 /* lock all future mappings */
#define MCL_FUTURE 2 /* lock all future mappings */
#define MCL_FUTURE 2 /* lock all future mappings */