date_time () syscall, Get date-time from RTC

include/syscall_defs.h

@@ -41,5 +41,6 @@
 #define SYS_GET_DEVICE_INFO 38
 #define SYS_GET_VOLUME_INFO 39
 #define SYS_VOLUME_DELETE 40
+#define SYS_DATE_TIME     41
 
 #endif // _M_SYSCALL_DEFS_H

include/time.h

@@ -0,0 +1,14 @@
+#ifndef _TIME_H
+#define _TIME_H
+
+struct date_time {
+  int sec;
+  int min;
+  int hour;
+  int day;
+  int weekday;
+  int month;
+  int year;
+};
+
+#endif // _TIME_H