--- decloak.cpp 2006-01-11 03:42:34.000000000 +0100
+++ decloak-ds.cpp      2006-01-16 13:02:29.000000000 +0100
@@ -28,6 +28,8 @@
 #include <unistd.h>

 #include <sys/wait.h>
+#include <errno.h>
+extern int errno;

 using namespace std;