6 files changed, 6 insertions, 6 deletions
diff --git a/vcl/inc/unx/cpdmgr.hxx b/vcl/inc/unx/cpdmgr.hxx
index ed1929744163..6449355a1501 100644
--- a/vcl/inc/unx/cpdmgr.hxx
+++ b/vcl/inc/unx/cpdmgr.hxx
@@ -99,7 +99,7 @@ public:
     GDBusProxy* getProxy(const std::string& target);
     void addBackend( std::pair< std::string, GDBusProxy * > pair );
     void addTempBackend(const std::pair<std::string, gchar*>& pair);
-    std::vector<std::pair<std::string, gchar*>> const & getTempBackends();
+    std::vector<std::pair<std::string, gchar*>> const & getTempBackends() const;
     void addNewPrinter( const OUString&, const OUString&, CPDPrinter * );
 #endif
 
diff --git a/vcl/inc/unx/gtk/gtkinst.hxx b/vcl/inc/unx/gtk/gtkinst.hxx
index cc2455a42eb8..2ed92b0b511d 100644
--- a/vcl/inc/unx/gtk/gtkinst.hxx
+++ b/vcl/inc/unx/gtk/gtkinst.hxx
@@ -247,7 +247,7 @@ public:
 #endif
 
     virtual const cairo_font_options_t* GetCairoFontOptions() override;
-            const cairo_font_options_t* GetLastSeenCairoFontOptions();
+            const cairo_font_options_t* GetLastSeenCairoFontOptions() const;
                                    void ResetLastSeenCairoFontOptions(const cairo_font_options_t* pOptions);
 
     void                        RemoveTimer ();
diff --git a/vcl/inc/unx/gtk/gtksalmenu.hxx b/vcl/inc/unx/gtk/gtksalmenu.hxx
index 858584398974..2d812cad3962 100644
--- a/vcl/inc/unx/gtk/gtksalmenu.hxx
+++ b/vcl/inc/unx/gtk/gtksalmenu.hxx
@@ -105,7 +105,7 @@ public:
     void                        SetMenu( Menu* pMenu ) { mpVCLMenu = pMenu; }
     Menu*                       GetMenu() { return mpVCLMenu; }
     void                        SetMenuModel(GMenuModel* pMenuModel);
-    unsigned                    GetItemCount() { return maItems.size(); }
+    unsigned                    GetItemCount() const { return maItems.size(); }
     GtkSalMenuItem*             GetItemAtPos( unsigned nPos ) { return maItems[ nPos ]; }
     void                        SetActionGroup( GActionGroup* pActionGroup ) { mpActionGroup = pActionGroup; }
     bool                        IsItemVisible( unsigned nPos );
diff --git a/vcl/inc/unx/i18n_ic.hxx b/vcl/inc/unx/i18n_ic.hxx
index c07bc6f3a3fb..055b8616285e 100644
--- a/vcl/inc/unx/i18n_ic.hxx
+++ b/vcl/inc/unx/i18n_ic.hxx
@@ -57,7 +57,7 @@ private:
 public:
 
     Bool UseContext()       { return mbUseable; }
-    bool IsPreeditMode()    { return maClientData.eState == PreeditStatus::Active; }
+    bool IsPreeditMode() const { return maClientData.eState == PreeditStatus::Active; }
     XIC  GetContext()       { return maContext; }
 
     void ExtendEventMask(  ::Window aFocusWindow );
diff --git a/vcl/inc/unx/printergfx.hxx b/vcl/inc/unx/printergfx.hxx
index a8f0dc0ab7c2..10d83546c49e 100644
--- a/vcl/inc/unx/printergfx.hxx
+++ b/vcl/inc/unx/printergfx.hxx
@@ -266,7 +266,7 @@ public:
     void            Clear();
 
     // query depth
-    sal_uInt16      GetBitCount () { return mnDepth;}
+    sal_uInt16      GetBitCount () const { return mnDepth;}
 
     // clip region
     void            ResetClipRegion ();
diff --git a/vcl/inc/unx/salobj.h b/vcl/inc/unx/salobj.h
index 0795f20115db..bef98cbbdf6e 100644
--- a/vcl/inc/unx/salobj.h
+++ b/vcl/inc/unx/salobj.h
@@ -40,7 +40,7 @@ public:
         return ClipRectangleList.get(); }
     void        ResetClipRegion()   {
         numClipRectangles = 0;      }
-    int         GetRectangleCount() {
+    int         GetRectangleCount() const {
         return numClipRectangles;   }
 
 private: