Nah, don't obscure the right type with void*

canvas/source/cairo/cairo_textlayout.cxx

@@ -511,7 +511,7 @@ namespace cairocanvas
             //       when CGFont (Mac OS X 10.5 API) is provided by the AQUA VCL backend.
             font_face = cairo_quartz_font_face_create_for_atsu_font_id((ATSUFontID) rSysFontData.aATSUFontID);
 # else // iOS
-            font_face = cairo_quartz_font_face_create_for_cgfont( CTFontCopyGraphicsFont( (CTFontRef) rSysFontData.rCTFont, NULL ) );
+            font_face = cairo_quartz_font_face_create_for_cgfont( CTFontCopyGraphicsFont( rSysFontData.rCTFont, NULL ) );
 # endif
 
 #elif defined CAIRO_HAS_WIN32_SURFACE

vcl/inc/vcl/sysdata.hxx

@@ -44,7 +44,7 @@ class NSView;
 #endif
 
 #ifdef IOS
-typedef struct CGFont *CGFontRef;
+typedef const struct __CTFont * CTFontRef;
 typedef struct CGContext *CGContextRef;
 typedef struct CGLayer *CGLayerRef;
 #ifdef __OBJC__
@@ -203,7 +203,7 @@ struct SystemFontData
 #elif defined( QUARTZ )
     void*           aATSUFontID;    // native font object
 #elif defined( IOS )
-    void*           rCTFont;        // native font object
+    CTFontRef       rCTFont;        // native font object
 #elif defined( UNX )
     void*           nFontId;        // native font id
     int             nFontFlags;     // native font flags

vcl/ios/source/gdi/salgdi.cxx

@@ -204,7 +204,7 @@ SystemFontData IosSalGraphics::GetSysFontData( int /* nFallbacklevel */ ) const
 
     CTFontRef font = CTFontCreateUIFontForLanguage(kCTFontSystemFontType, 0.0, NULL);
     font = (CTFontRef)CFRetain(font);
-    aSysFontData.rCTFont = (void*)font;
+    aSysFontData.rCTFont = font;
 
     CTFontRef italic_font = CTFontCreateCopyWithSymbolicTraits( font,
                                                                 0.0,