diff --git a/CMakeLists.txt b/CMakeLists.txt
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -5,8 +5,6 @@
 set(CMAKE_CXX_STANDARD 11)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 
-add_definitions(-DMAKE_CANTORLIBS_LIB)
-
 # KDE Application Version, managed by release script
 set (KDE_APPLICATIONS_VERSION_MAJOR "18")
 set (KDE_APPLICATIONS_VERSION_MINOR "11")
@@ -56,6 +54,7 @@
 include(KDECMakeSettings)
 include(KDEFrameworkCompilerSettings)
 include(ECMAddAppIcon)
+include(GenerateExportHeader)
 
 if(NOT WIN32)
     set_package_properties(LibSpectre PROPERTIES DESCRIPTION "A PostScript rendering library"
diff --git a/src/backends/maxima/CMakeLists.txt b/src/backends/maxima/CMakeLists.txt
--- a/src/backends/maxima/CMakeLists.txt
+++ b/src/backends/maxima/CMakeLists.txt
@@ -17,9 +17,7 @@
 
 add_backend(maximabackend ${MaximaBackend_SRCS})
 
-if(NOT WIN32)
-  target_link_libraries(cantor_maximabackend KF5::Pty KF5::SyntaxHighlighting)
-endif(NOT WIN32)
+target_link_libraries(cantor_maximabackend KF5::SyntaxHighlighting)
 
 if(BUILD_TESTING)
   add_executable( testmaxima testmaxima.cpp)
diff --git a/src/backends/maxima/maximasession.h b/src/backends/maxima/maximasession.h
--- a/src/backends/maxima/maximasession.h
+++ b/src/backends/maxima/maximasession.h
@@ -28,12 +28,6 @@
 class MaximaExpression;
 class MaximaVariableModel;
 
-#ifdef Q_OS_WIN
-  class KProcess;
-#else
-  class KPtyProcess;
-#endif
-
 class MaximaSession : public Cantor::Session
 {
   Q_OBJECT
diff --git a/src/backends/python/CMakeLists.txt b/src/backends/python/CMakeLists.txt
--- a/src/backends/python/CMakeLists.txt
+++ b/src/backends/python/CMakeLists.txt
@@ -13,6 +13,8 @@
 ki18n_wrap_ui(PythonBackend_SRCS settings.ui)
 
 add_library(cantor_pythonbackend SHARED ${PythonBackend_SRCS} ${PythonBackend_RSCS})
+generate_export_header(cantor_pythonbackend)
+
 target_link_libraries(cantor_pythonbackend
   cantorlibs
   KF5::KIOCore
diff --git a/src/backends/python/pythonbackend.h b/src/backends/python/pythonbackend.h
--- a/src/backends/python/pythonbackend.h
+++ b/src/backends/python/pythonbackend.h
@@ -22,8 +22,9 @@
 #define _PYTHONBACKEND_H
 
 #include "backend.h"
+#include <cantor_pythonbackend_export.h>
 
-class CANTOR_EXPORT PythonBackend : public Cantor::Backend
+class CANTOR_PYTHONBACKEND_EXPORT PythonBackend : public Cantor::Backend
 {
   Q_OBJECT
   public:
diff --git a/src/backends/python/pythonsession.h b/src/backends/python/pythonsession.h
--- a/src/backends/python/pythonsession.h
+++ b/src/backends/python/pythonsession.h
@@ -23,6 +23,7 @@
 #define _PYTHONSESSION_H
 
 #include "session.h"
+#include <cantor_pythonbackend_export.h>
 #include <QStringList>
 
 namespace Cantor {
@@ -34,7 +35,7 @@
 class QDBusInterface;
 class KProcess;
 
-class CANTOR_EXPORT PythonSession : public Cantor::Session
+class CANTOR_PYTHONBACKEND_EXPORT PythonSession : public Cantor::Session
 {
   Q_OBJECT
   public:
diff --git a/src/lib/CMakeLists.txt b/src/lib/CMakeLists.txt
--- a/src/lib/CMakeLists.txt
+++ b/src/lib/CMakeLists.txt
@@ -24,7 +24,6 @@
 
 Set( cantor_LIB_HDRS
   cantor_macros.h
-  cantor_export.h
   #base classes
   backend.h
   session.h
@@ -54,6 +53,7 @@
 configure_file (config-cantorlib.h.cmake ${CMAKE_CURRENT_BINARY_DIR}/config-cantorlib.h )
 
 add_library( cantorlibs  SHARED ${cantor_LIB_SRCS} )
+generate_export_header(cantorlibs BASE_NAME cantor)
 
 kcoreaddons_desktop_to_json(cantorlibs cantor_assistant.desktop DEFAULT_SERVICE_TYPE)
 kcoreaddons_desktop_to_json(cantorlibs cantor_backend.desktop DEFAULT_SERVICE_TYPE)
diff --git a/src/lib/assistant.h b/src/lib/assistant.h
--- a/src/lib/assistant.h
+++ b/src/lib/assistant.h
@@ -25,7 +25,7 @@
 #include <QObject>
 #include <KPluginMetaData>
 
-#include "cantor_export.h"
+#include <cantor_export.h>
 
 namespace Cantor
 {
diff --git a/src/lib/backend.h b/src/lib/backend.h
--- a/src/lib/backend.h
+++ b/src/lib/backend.h
@@ -26,7 +26,7 @@
 #include <KXMLGUIClient>
 #include <KPluginInfo>
 
-#include "cantor_export.h"
+#include <cantor_export.h>
 
 class KConfigSkeleton;
 class QWidget;
diff --git a/src/lib/cantor_export.h b/src/lib/cantor_export.h
deleted file mode 100644
--- a/src/lib/cantor_export.h
+++ /dev/null
@@ -1,48 +0,0 @@
-/*
-    This program is free software; you can redistribute it and/or
-    modify it under the terms of the GNU General Public License
-    as published by the Free Software Foundation; either version 2
-    of the License, or (at your option) any later version.
-
-    This program is distributed in the hope that it will be useful,
-    but WITHOUT ANY WARRANTY; without even the implied warranty of
-    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-    GNU General Public License for more details.
-
-    You should have received a copy of the GNU General Public License
-    along with this program; if not, write to the Free Software
-    Foundation, Inc., 51 Franklin Street, Fifth Floor,
-    Boston, MA  02110-1301, USA.
-
-    ---
-    Copyright (C) 2009 Alexander Rieder <alexanderrieder@gmail.com>
- */
-
-#ifndef _CANTOR_EXPORT_H
-#define _CANTOR_EXPORT_H
-
-#ifndef CANTOR_EXPORT
-# if defined(MAKE_CANTORLIBS_LIB)
-// We are building this library
-#  define CANTOR_EXPORT Q_DECL_EXPORT
-# else
-// We are using this library
-#  define CANTOR_EXPORT Q_DECL_IMPORT
-# endif
-#endif
-
-#ifndef CANTORTEST_EXPORT
-# if defined(MAKE_CANTORTEST_LIB)
-// We are building this library
-#  define CANTORTEST_EXPORT Q_DECL_EXPORT
-# else
-// We are using this library
-#  define CANTORTEST_EXPORT Q_DECL_IMPORT
-# endif
-#endif
-
-# ifndef CANTOR_EXPORT_DEPRECATED
-#  define CANTOR_EXPORT_DEPRECATED Q_DECL_DEPRECATED CANTOR_EXPORT
-# endif
-
-#endif /* _CANTOR_EXPORT_H */
diff --git a/src/lib/completionobject.h b/src/lib/completionobject.h
--- a/src/lib/completionobject.h
+++ b/src/lib/completionobject.h
@@ -23,7 +23,7 @@
 
 #include <KCompletion>
 
-#include "cantor_export.h"
+#include <cantor_export.h>
 
 namespace Cantor
 {
diff --git a/src/lib/defaulthighlighter.h b/src/lib/defaulthighlighter.h
--- a/src/lib/defaulthighlighter.h
+++ b/src/lib/defaulthighlighter.h
@@ -21,7 +21,7 @@
 #ifndef DEFAULTHIGHLIGHTER_H
 #define DEFAULTHIGHLIGHTER_H
 
-#include "cantor_export.h"
+#include <cantor_export.h>
 
 #include <QSyntaxHighlighter>
 
diff --git a/src/lib/directives/plotdirectives.h b/src/lib/directives/plotdirectives.h
--- a/src/lib/directives/plotdirectives.h
+++ b/src/lib/directives/plotdirectives.h
@@ -22,7 +22,7 @@
 #define _PLOT_DIRECTIVES_H
 
 #include "extension.h"
-#include "cantor_export.h"
+#include <cantor_export.h>
 
 //TODO: comments
 namespace Cantor
diff --git a/src/lib/epsresult.h b/src/lib/epsresult.h
--- a/src/lib/epsresult.h
+++ b/src/lib/epsresult.h
@@ -22,7 +22,7 @@
 #define _EPSRESULT_H
 
 #include "result.h"
-#include "cantor_export.h"
+#include <cantor_export.h>
 #include <QUrl>
 
 namespace Cantor
diff --git a/src/lib/expression.h b/src/lib/expression.h
--- a/src/lib/expression.h
+++ b/src/lib/expression.h
@@ -24,7 +24,7 @@
 #include <QObject>
 #include <QDomElement>
 
-#include "cantor_export.h"
+#include <cantor_export.h>
 
 class KZip;
 
diff --git a/src/lib/extension.h b/src/lib/extension.h
--- a/src/lib/extension.h
+++ b/src/lib/extension.h
@@ -26,7 +26,7 @@
 #include <QVector>
 #include <QDebug>
 #include <QWidget>
-#include "cantor_export.h"
+#include <cantor_export.h>
 
 namespace Cantor
 {
diff --git a/src/lib/latexrenderer.h b/src/lib/latexrenderer.h
--- a/src/lib/latexrenderer.h
+++ b/src/lib/latexrenderer.h
@@ -22,7 +22,7 @@
 #define _LATEXRENDERER_H
 
 #include <QObject>
-#include "cantor_export.h"
+#include <cantor_export.h>
 
 namespace Cantor{
 class LatexRendererPrivate;
diff --git a/src/lib/latexresult.h b/src/lib/latexresult.h
--- a/src/lib/latexresult.h
+++ b/src/lib/latexresult.h
@@ -22,7 +22,7 @@
 #define _LATEXRESULT_H
 
 #include "epsresult.h"
-#include "cantor_export.h"
+#include <cantor_export.h>
 
 namespace Cantor{
 class LatexResultPrivate;
diff --git a/src/lib/panelplugin.h b/src/lib/panelplugin.h
--- a/src/lib/panelplugin.h
+++ b/src/lib/panelplugin.h
@@ -26,7 +26,7 @@
 
 #include "backend.h"
 
-#include "cantor_export.h"
+#include <cantor_export.h>
 
 namespace Cantor
 {
diff --git a/src/lib/panelpluginhandler.h b/src/lib/panelpluginhandler.h
--- a/src/lib/panelpluginhandler.h
+++ b/src/lib/panelpluginhandler.h
@@ -22,7 +22,7 @@
 #define _PANELPLUGINHANDLER_H
 
 #include <QObject>
-#include "cantor_export.h"
+#include <cantor_export.h>
 
 namespace Cantor
 {
diff --git a/src/lib/result.h b/src/lib/result.h
--- a/src/lib/result.h
+++ b/src/lib/result.h
@@ -23,7 +23,7 @@
 
 #include <QVariant>
 #include <QDomElement>
-#include "cantor_export.h"
+#include <cantor_export.h>
 
 class KZip;
 
diff --git a/src/lib/session.h b/src/lib/session.h
--- a/src/lib/session.h
+++ b/src/lib/session.h
@@ -23,7 +23,7 @@
 
 #include <QObject>
 
-#include "cantor_export.h"
+#include <cantor_export.h>
 
 #include "expression.h"
 
diff --git a/src/lib/syntaxhelpobject.h b/src/lib/syntaxhelpobject.h
--- a/src/lib/syntaxhelpobject.h
+++ b/src/lib/syntaxhelpobject.h
@@ -22,7 +22,7 @@
 #define _SYNTAXHELPOBJECT_H
 
 #include <QObject>
-#include "cantor_export.h"
+#include <cantor_export.h>
 
 namespace Cantor{
 
diff --git a/src/lib/test/CMakeLists.txt b/src/lib/test/CMakeLists.txt
--- a/src/lib/test/CMakeLists.txt
+++ b/src/lib/test/CMakeLists.txt
@@ -4,6 +4,7 @@
     backendtest.cpp)
 
 add_library( cantortest SHARED ${cantortest_SRCS} )
+generate_export_header(cantortest)
 
 target_link_libraries( cantortest
     cantorlibs
diff --git a/src/lib/test/backendtest.h b/src/lib/test/backendtest.h
--- a/src/lib/test/backendtest.h
+++ b/src/lib/test/backendtest.h
@@ -25,7 +25,7 @@
 #include <QtTest>
 #include <QString>
 
-#include "cantor_export.h"
+#include <cantortest_export.h>
 
 namespace Cantor
 {
diff --git a/src/lib/textresult.h b/src/lib/textresult.h
--- a/src/lib/textresult.h
+++ b/src/lib/textresult.h
@@ -23,7 +23,7 @@
 
 #include "result.h"
 
-#include "cantor_export.h"
+#include <cantor_export.h>
 
 namespace Cantor
 {
diff --git a/src/lib/worksheetaccess.h b/src/lib/worksheetaccess.h
--- a/src/lib/worksheetaccess.h
+++ b/src/lib/worksheetaccess.h
@@ -21,7 +21,7 @@
 #ifndef _WORKSHEET_ACCESS_INTERFACE_H
 #define _WORKSHEET_ACCESS_INTERFACE_H
 
-#include "cantor_export.h"
+#include <cantor_export.h>
 
 #include<QObject>