-#define DARWIN_ACE_FLAGS_PERMIT (1<<0)
-#define DARWIN_ACE_FLAGS_DENY (1<<1)
-#define DARWIN_ACE_FLAGS_INHERITED (1<<4)
-#define DARWIN_ACE_FLAGS_FILE_INHERIT (1<<5)
-#define DARWIN_ACE_FLAGS_DIRECTORY_INHERIT (1<<6)
-#define DARWIN_ACE_FLAGS_LIMIT_INHERIT (1<<7)
-#define DARWIN_ACE_FLAGS_ONLY_INHERIT (1<<8)
+#define DARWIN_ACE_FLAGS_PERMIT (1<<0) /* 0x00000001 */
+#define DARWIN_ACE_FLAGS_DENY (1<<1) /* 0x00000002 */
+#define DARWIN_ACE_FLAGS_INHERITED (1<<4) /* 0x00000010 */
+#define DARWIN_ACE_FLAGS_FILE_INHERIT (1<<5) /* 0x00000020 */
+#define DARWIN_ACE_FLAGS_DIRECTORY_INHERIT (1<<6) /* 0x00000040 */
+#define DARWIN_ACE_FLAGS_LIMIT_INHERIT (1<<7) /* 0x00000080 */
+#define DARWIN_ACE_FLAGS_ONLY_INHERIT (1<<8) /* 0x00000100 */