diff --git a/include/linux/consolemap.h b/include/linux/consolemap.h
index 06b2768..e2bf7e5 100644
--- a/include/linux/consolemap.h
+++ b/include/linux/consolemap.h
@@ -16,4 +16,5 @@
 extern unsigned short *set_translate(int m, struct vc_data *vc);
 extern int conv_uni_to_pc(struct vc_data *conp, long ucs);
 extern u32 conv_8bit_to_uni(unsigned char c);
+extern int conv_uni_to_8bit(u32 uni);
 void console_map_init(void);