--- a/src/stdlib.h	Fri Apr 04 13:14:04 2014 +0300
+++ b/src/stdlib.h	Sat Apr 05 00:37:32 2014 +0300
@@ -1,6 +1,8 @@
 #define false       0
 #define true        1
 
+typedef uint8_t byte;
+
 typedef volatile uint8_t ioport_t;
 
 static inline ioport_t tbi(ioport_t *port, int bit)