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Diffstat (limited to 'src/mame/includes/system16.h')
-rw-r--r--src/mame/includes/system16.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/mame/includes/system16.h b/src/mame/includes/system16.h
index 27bceee56d4..b5f2022f451 100644
--- a/src/mame/includes/system16.h
+++ b/src/mame/includes/system16.h
@@ -90,7 +90,7 @@ extern UINT16 *sys16_extraram2;
extern UINT16 *sys16_extraram3;
/* sound */
-extern struct upd7759_interface sys16_upd7759_interface;
+extern const struct upd7759_interface sys16_upd7759_interface;
extern int sys18_sound_info[4*2];
@@ -233,7 +233,7 @@ extern int sys16_gr_bitmap_width;
extern int sys16_sprxoffset;
extern int sys16_bgxoffset;
extern int sys16_fgxoffset;
-extern int *sys16_obj_bank;
+extern const int *sys16_obj_bank;
extern int sys16_textlayer_lo_min;
extern int sys16_textlayer_lo_max;
extern int sys16_textlayer_hi_min;