Index: src/slic3r/GUI/NetworkTestDialog.hpp
--- src/slic3r/GUI/NetworkTestDialog.hpp.orig
+++ src/slic3r/GUI/NetworkTestDialog.hpp
@@ -25,7 +25,6 @@
 #include <wx/srchctrl.h>
 #include <wx/stattext.h>
 #include <iomanip>
-#include <sys/timeb.h>
 #include <time.h>
 #include <vector>
 #include <algorithm>
