Add cstdlib header to user_impl.cpp (use random() function)

diff --git a/projects/stargazer/user_impl.cpp b/projects/stargazer/user_impl.cpp
index ed96ffc426da55a9398c56dfc5ec7cb61698232d..eace1afb41e433d4caa6c99a73a272830cf32260 100644 (file)
--- a/projects/stargazer/user_impl.cpp
+++ b/projects/stargazer/user_impl.cpp
@@ -36,6 +36,7 @@
 #include <unistd.h> // access
 
 #include <cassert>
+#include <cstdlib>
 
 #include "user_impl.h"
 #include "users.h"