--- simulavr-1.0.0/examples/atmel_key/main.c.orig	2012-02-12 07:26:38.000000000 -0800
+++ simulavr-1.0.0/examples/atmel_key/main.c	2015-11-07 19:37:09.937744000 -0800
@@ -9,6 +9,7 @@
 //include <sig-avr.h>
 #include <avr/interrupt.h>
 #include <compat/deprecated.h>
+#include <util/delay.h>
 
 #include "serial.h"
 #include "kb.h"
@@ -31,7 +32,7 @@
     {
         key=getchar();
         putchar(key);
-        msleep(10);
+        /*msleep(10);*/_delay_ms(10);
     }
     return 1;
 }