--- ghostscript-10.0.0.old/base/fapi_ft.c
+++ ghostscript-10.0.0/base/fapi_ft.c
@@ -1278,7 +1278,7 @@
                 unsigned long ms;
 
                 if (a_font->retrieve_tt_font != NULL) {
-                    code = a_font->retrieve_tt_font(a_font, &own_font_data, &ms);
+                    code = a_font->retrieve_tt_font(a_font, (void **) &own_font_data, (int *) &ms);
                     if (code == 0) {
                         data_owned = false;
                         open_args.memory_base = own_font_data;