fix export on windows

SAL_DLLPUBLIC_EXPORT means exported
SAL_DLLPUBLIC means export/import of anything in sal/

svgio/source/svguno/svguno.cxx

@@ -36,7 +36,7 @@ static cppu::ImplementationEntry const services[] = {
 
 }
 
-extern "C" SAL_DLLPUBLIC void * SAL_CALL svgio_component_getFactory(
+extern "C" SAL_DLLPUBLIC_EXPORT void * SAL_CALL svgio_component_getFactory(
     char const * pImplName, void * pServiceManager, void * pRegistryKey)
 {
     return cppu::component_getFactoryHelper(