--- src/gsc_main.cpp~	2012-08-05 23:35:44.000000000 +0400
+++ src/gsc_main.cpp	2013-10-02 22:13:41.810436598 +0400
@@ -8,6 +8,7 @@
 /// \ingroup gsc
 /// \weakgroup gsc
 /// @{
+#include <config.h>
 
 #include <iostream>  // cerr
 #include <exception>  // std::exception, std::set_terminate()