POSIX_FADV_NOREUSE   15 include/linux/fadvise.h #define POSIX_FADV_NOREUSE	7 /* Data will be accessed once.  */
POSIX_FADV_NOREUSE   18 include/linux/fadvise.h #define POSIX_FADV_NOREUSE	5 /* Data will be accessed once.  */