-#define os_ctime_r(x, y, z) ctime_r((x), (y))
+#define os_ctime_r(x, y, z) (void) ctime_r((x), (y))
#define __le16_to_cpu(x) (x)
#define __le32_to_cpu(x) (x)
#define __le64_to_cpu(x) (x)
#define __le16_to_cpu(x) (x)
#define __le32_to_cpu(x) (x)
#define __le64_to_cpu(x) (x)