unbreak compilation (part 4)

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@24634 a592a061-630c-0410-9148-cb99ea01b6c8

diff --git a/src/insets/InsetTOC.cpp b/src/insets/InsetTOC.cpp
index ae65f1be9eb62c2b53fc7843f9a4beb0ddf4c49b..80abdf91634d65f6e89f4c25020d342f2c1bad8e 100644 (file)
--- a/src/insets/InsetTOC.cpp
+++ b/src/insets/InsetTOC.cpp
@@ -20,6 +20,8 @@
 #include "OutputParams.h"
 #include "TocBackend.h"
 
+#include <ostream>
+
 using namespace std;
 
 namespace lyx {