new build method for macway

util.h

@@ -1,7 +1,17 @@
 #ifndef UTIL_H
 #define UTIL_H 1
 
-#define XSTR(s) STR(s)
-#define STR(s) #s
+#include <stdint.h>
+
+// convert to L string
+#define LSTR(s) XLSTR(s)
+#define XLSTR(s) L ## #s
+// convert to string
+#define STR(s) XSTR(s)
+#define XSTR(s) #s
+
+
+int bitpop(uint8_t bits);
+int biton(uint8_t bits);
 
 #endif