#define PROT_READ 1
#define PROT_WRITE 2
#define PROT_EXEC 4
+#define PROT_GROWSDOWN 0x01000000
+#define PROT_GROWSUP 0x02000000
#define MAP_SHARED 0x01
#define MAP_PRIVATE 0x02
#define MAP_FILE 0x00
#define MAP_ANON 0x20
#define MAP_ANONYMOUS MAP_ANON
-
-#define MADV_NORMAL 0
-#define MADV_RANDOM 1
-#define MADV_SEQUENTIAL 2
-#define MADV_WILLNEED 3
-#define MADV_DONTNEED 4
+#define MAP_32BIT 0x40
+
+#define MADV_NORMAL 0
+#define MADV_RANDOM 1
+#define MADV_SEQUENTIAL 2
+#define MADV_WILLNEED 3
+#define MADV_DONTNEED 4
+#define MADV_REMOVE 9
+#define MADV_DONTFORK 10
+#define MADV_DOFORK 11
+#define MADV_MERGEABLE 12
+#define MADV_UNMERGEABLE 13
+#define MADV_HUGEPAGE 14
+#define MADV_NOHUGEPAGE 15
+#define MADV_HWPOISON 100
#define POSIX_MADV_NORMAL 0
#define POSIX_MADV_RANDOM 1