-#define ZIO_FLAG_MUSTSUCCEED 0x00000
-#define ZIO_FLAG_CANFAIL 0x00001
-#define ZIO_FLAG_SPECULATIVE 0x00002
-#define ZIO_FLAG_CONFIG_WRITER 0x00004
-#define ZIO_FLAG_DONT_RETRY 0x00008
+#define ZIO_FLAG_MUSTSUCCEED 0x000000
+#define ZIO_FLAG_CANFAIL 0x000001
+#define ZIO_FLAG_SPECULATIVE 0x000002
+#define ZIO_FLAG_CONFIG_WRITER 0x000004
+#define ZIO_FLAG_DONT_RETRY 0x000008