1#undef MAP_ANON
 2#define MAP_ANON       0x800
 3#undef MAP_NORESERVE
 4#define MAP_NORESERVE  0x0400
 5#undef MAP_GROWSDOWN
 6#define MAP_GROWSDOWN  0x1000
 7#undef MAP_DENYWRITE
 8#define MAP_DENYWRITE  0x2000
 9#undef MAP_EXECUTABLE
10#define MAP_EXECUTABLE 0x4000
11#undef MAP_LOCKED
12#define MAP_LOCKED     0x8000
13#undef MAP_POPULATE
14#define MAP_POPULATE   0x10000
15#undef MAP_NONBLOCK
16#define MAP_NONBLOCK   0x20000
17#undef MAP_STACK
18#define MAP_STACK      0x40000
19#undef MAP_HUGETLB
20#define MAP_HUGETLB    0x80000
21#undef MAP_SYNC
22
23#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
24#undef MADV_SOFT_OFFLINE
25#endif