auto import from //branches/cupcake/...@125939
diff --git a/emulator/qtools/dmtrace.cpp b/emulator/qtools/dmtrace.cpp
index a27193a..6d9250a 100644
--- a/emulator/qtools/dmtrace.cpp
+++ b/emulator/qtools/dmtrace.cpp
@@ -2,6 +2,7 @@
 
 #include <stdio.h>
 #include <stdlib.h>
+#include <unistd.h>
 #include <inttypes.h>
 #include <string.h>
 #include "dmtrace.h"