-extern void udev_init_device(struct udevice *udev, const char* devpath, const char *subsystem);
-extern int kernel_release_satisfactory(int version, int patchlevel, int sublevel);
+extern int udev_init_device(struct udevice *udev, const char* devpath, const char *subsystem);
+extern int kernel_release_satisfactory(unsigned int version, unsigned int patchlevel, unsigned int sublevel);
extern int file_map(const char *filename, char **buf, size_t *bufsize);
extern void file_unmap(char *buf, size_t bufsize);
extern int file_map(const char *filename, char **buf, size_t *bufsize);
extern void file_unmap(char *buf, size_t bufsize);
extern void no_trailing_slash(char *path);
typedef int (*file_fnct_t)(const char *filename, void *data);
extern int call_foreach_file(file_fnct_t fnct, const char *dirname,
extern void no_trailing_slash(char *path);
typedef int (*file_fnct_t)(const char *filename, void *data);
extern int call_foreach_file(file_fnct_t fnct, const char *dirname,