winwin32 compilation fix

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@14963 a592a061-630c-0410-9148-cb99ea01b6c8

diff --git a/src/insets/insettext.C b/src/insets/insettext.C
index 1b90b0d3e1bcfa52b4bf3c3f95f9e17405e28ad0..9604bd8ebe8283428cd52356b24f7b96e3e15775 100644 (file)
--- a/src/insets/insettext.C
+++ b/src/insets/insettext.C
@@ -51,6 +51,8 @@
 #include <boost/bind.hpp>
 #include <boost/current_function.hpp>
 
+#include <sstream>
+
 using lyx::docstring;
 using lyx::pos_type;