-#define MMAP_MAP_SHARED 0x001
-#define MMAP_MAP_PRIVATE 0x002
-#define MMAP_MAP_FIXED 0x004
-#define MMAP_MAP_ANONYMOUS 0x008
+/**
+ * \brief MMap mapping flags
+ * \{
+ */
+#define MMAP_MAP_SHARED 0x001 //!< Shared with all other users of the FD
+#define MMAP_MAP_PRIVATE 0x002 //!< Local (COW) copy
+#define MMAP_MAP_FIXED 0x004 //!< Load to a fixed address
+#define MMAP_MAP_ANONYMOUS 0x008 //!< Not associated with a FD
+/**
+ * \}
+ */