feat(types): add more types

include/types.h

@@ -5,7 +5,13 @@
  * Define our standard types
  */
 typedef unsigned char u8;
+typedef unsigned short u16;
 typedef unsigned int u32;
+typedef unsigned long long u64;
 typedef u32 size_t;
 
+#define true 1
+#define false 0
+#define NULL ((void *)0)
+
 #endif