#ifndef YX_UINT16_H
#define YX_UINT16_H
+#include <stdint.h>
+
#define NORTH 1
#define EAST 2
#define SOUTH 3
uint16_t x; };
extern char yx_uint16_cmp (struct yx_uint16, struct yx_uint16);
-struct yx_uint16 mv_yx_in_dir (char, struct yx_uint16);
+extern struct yx_uint16 mv_yx_in_dir (char, struct yx_uint16);
#endif