1 POSIX_FADV_NORMAL 0 2 POSIX_FADV_RANDOM 1 3 POSIX_FADV_SEQUENTIAL 2 4 POSIX_FADV_WILLNEED 3 5 #if defined __s390x__ 6 POSIX_FADV_DONTNEED 6 7 POSIX_FADV_NOREUSE 7 8 #else 9 POSIX_FADV_DONTNEED 4 10 POSIX_FADV_NOREUSE 5 11 #endif 12
