--- linux-2.4.3-vanilla/Documentation/rtc.txt	Sun Apr 22 02:33:10 2001
+++ linux-2.4.3/Documentation/rtc.txt	Sun Apr 22 02:39:55 2001
@@ -89,7 +89,7 @@
 #include <unistd.h>
 #include <errno.h>
 
-void main(void) {
+int main(void) {
 
 int i, fd, retval, irqcount = 0;
 unsigned long tmp, data;
@@ -277,5 +277,6 @@
 								 irqcount);
 
 close(fd);
+exit(0);
 
 } /* end main */