1 files changed, 1 insertions, 0 deletions
diff --git a/crawl-ref/source/libunix.h b/crawl-ref/source/libunix.h
index 19cd2674e3..42d9ba9449 100644
--- a/crawl-ref/source/libunix.h
+++ b/crawl-ref/source/libunix.h
@@ -25,6 +25,7 @@ void fakecursorxy(int x, int y);
 int itoa(int value, char *strptr, int radix);
 int kbhit(void);
 int putch(unsigned char chr);
+int putwch(unsigned chr);
 int stricmp(const char *str1, const char *str2);
 int translate_keypad(int keyin);
 int wherex(void);