update all .po files ot latestes pot

[lyx.git] / src / Timeout.h

diff --git a/src/Timeout.h b/src/Timeout.h
index 0853026cfbf4569535f172ac48a682549bfc070d..264cef33ef40662169d27dcb402d64d3159ff749 100644 (file)
--- a/src/Timeout.h
+++ b/src/Timeout.h
@@ -18,6 +18,8 @@
 #pragma interface
 #endif
 
+#include <sigc++/signal_system.h>
+
 #ifdef SIGC_CXX_NAMESPACES
 using SigC::Signal0;
 #endif