diff --git a/DesktopEditor/common/base_export.h b/DesktopEditor/common/base_export.h
index 334ece81d3..8238fea229 100644
--- a/DesktopEditor/common/base_export.h
+++ b/DesktopEditor/common/base_export.h
@@ -3,7 +3,7 @@
 
 #ifndef Q_DECL_EXPORT
 
-//#define Q_BUILDCUSTOM_VISIBILITY_AVAILABLE
+#define Q_BUILDCUSTOM_VISIBILITY_AVAILABLE
 
 #ifndef Q_BUILDCUSTOM_VISIBILITY_AVAILABLE
 #ifdef QT_VISIBILITY_AVAILABLE
diff --git a/DesktopEditor/xml/build/qt/config.h b/DesktopEditor/xml/build/qt/config.h
index 91378de589..91868778b3 100644
--- a/DesktopEditor/xml/build/qt/config.h
+++ b/DesktopEditor/xml/build/qt/config.h
@@ -58,6 +58,7 @@
 #define isnan(d) (_isnan(d))
 #endif
 #else /* _MSC_VER */
+#ifdef WIN32
 #ifndef isinf
 int isinf (double d) {
     int expon = 0;
@@ -92,6 +93,7 @@ int isnan (double d) {
     }
 }
 #endif
+#endif
 #endif /* _MSC_VER */
 
 #if defined(_MSC_VER)
diff --git a/DesktopEditor/xml/build/qt/libxml2.pri b/DesktopEditor/xml/build/qt/libxml2.pri
new file mode 100644
index 0000000000..222d5cf1cd
--- /dev/null
+++ b/DesktopEditor/xml/build/qt/libxml2.pri
@@ -0,0 +1,64 @@
+DEFINES += HAVE_VA_COPY
+
+INCLUDEPATH += \
+    ../DesktopEditor/xml/libxml2/include \
+    ../DesktopEditor/xml/libxml2/include/libxml \
+    ../DesktopEditor/xml/build/qt
+
+
+SOURCES +=  \
+    ../DesktopEditor/xml/libxml2/buf.c \
+    ../DesktopEditor/xml/libxml2/c14n.c \
+    ../DesktopEditor/xml/libxml2/catalog.c \
+    ../DesktopEditor/xml/libxml2/chvalid.c \
+    ../DesktopEditor/xml/libxml2/debugXML.c \
+    ../DesktopEditor/xml/libxml2/dict.c \
+    ../DesktopEditor/xml/libxml2/DOCBparser.c \
+    ../DesktopEditor/xml/libxml2/encoding.c \
+    ../DesktopEditor/xml/libxml2/entities.c \
+    ../DesktopEditor/xml/libxml2/error.c \
+    ../DesktopEditor/xml/libxml2/globals.c \
+    ../DesktopEditor/xml/libxml2/HTMLparser.c \
+    ../DesktopEditor/xml/libxml2/HTMLtree.c \
+    ../DesktopEditor/xml/libxml2/legacy.c \
+    ../DesktopEditor/xml/libxml2/list.c \
+    ../DesktopEditor/xml/libxml2/nanoftp.c \
+    ../DesktopEditor/xml/libxml2/nanohttp.c \
+    ../DesktopEditor/xml/libxml2/parser.c \
+    ../DesktopEditor/xml/libxml2/pattern.c \
+    ../DesktopEditor/xml/libxml2/relaxng.c \
+    ../DesktopEditor/xml/libxml2/SAX.c \
+    ../DesktopEditor/xml/libxml2/SAX2.c \
+    ../DesktopEditor/xml/libxml2/schematron.c \
+    ../DesktopEditor/xml/libxml2/threads.c \
+    ../DesktopEditor/xml/libxml2/tree.c \
+    ../DesktopEditor/xml/libxml2/uri.c \
+    ../DesktopEditor/xml/libxml2/valid.c \
+    ../DesktopEditor/xml/libxml2/xinclude.c \
+    ../DesktopEditor/xml/libxml2/xlink.c \
+    ../DesktopEditor/xml/libxml2/xmlIO.c \
+    ../DesktopEditor/xml/libxml2/xmlmemory.c \
+    ../DesktopEditor/xml/libxml2/xmlmodule.c \
+    ../DesktopEditor/xml/libxml2/xmlreader.c \
+    ../DesktopEditor/xml/libxml2/xmlregexp.c \
+    ../DesktopEditor/xml/libxml2/xmlsave.c \
+    ../DesktopEditor/xml/libxml2/xmlschemas.c \
+    ../DesktopEditor/xml/libxml2/xmlschemastypes.c \
+    ../DesktopEditor/xml/libxml2/xmlstring.c \
+    ../DesktopEditor/xml/libxml2/xmlunicode.c \
+    ../DesktopEditor/xml/libxml2/xmlwriter.c \
+    ../DesktopEditor/xml/libxml2/xpath.c \
+    ../DesktopEditor/xml/libxml2/xpointer.c \
+    ../DesktopEditor/xml/libxml2/parserInternals.c \
+    ../DesktopEditor/xml/libxml2/hash.c
+
+SOURCES +=  \
+    ../DesktopEditor/xml/src/xmllight.cpp \
+    ../DesktopEditor/xml/src/xmldom.cpp
+	
+	
+HEADERS +=  \
+    ../XML/elfgcchack.h \
+    ../XML/libxml.h
+	
+