--- /dev/null
+#include <stdio.h>
+#include "segm.h"
+#include "intr.h"
+#include "mem.h"
+#include "contty.h"
+#include "keyb.h"
+#include "psaux.h"
+#include "timer.h"
+
+int main(void)
+{
+ init_segm();
+ init_intr();
+
+ con_init();
+ kb_init();
+ /*init_psaux();*/
+
+ init_mem();
+
+ init_timer();
+
+ enable_intr();
+
+ printf("\nhello from C\n");
+
+ cleanup_intr(); /* also disables interrupts */
+ cleanup_timer();
+ return 0;
+}