diff --git a/innobase/ut/ut0ut.c b/innobase/ut/ut0ut.c
index 21677e98318..cce98cf5644 100644
--- a/innobase/ut/ut0ut.c
+++ b/innobase/ut/ut0ut.c
@@ -36,79 +36,6 @@ because we define ulint as unsigned __int64 and lint as __int64 on Windows,
 and both the Microsoft and Intel C compilers require the format string
 %I64 in that case instead of %l. */
 
-int
-ut_printf(
-/*======*/
-			     /* out: the number of characters written, or
-			     negative in case of an error */
-        const char* format,  /* in: format of prints */
-        ...)                 /* in: arguments to be printed */
-{
-        va_list	args;
-	ulint	len;
-	char*	format_end;
-	char*	newformat;	
-	char*	ptr;
-	char*	newptr;
-	int	ret;
-	char	format_buf_in_stack[500];
-
-	len = strlen(format);
-
-	if (len > 250) {
-		newformat = malloc(2 * len);
-	} else {
-		newformat = format_buf_in_stack;
-	}
-
-	format_end = (char*)format + len;
-
-	ptr = (char*)format;
-	newptr = newformat;
-
-#if defined(__WIN__) && (defined(WIN64) || defined(_WIN64))
-	/* Replace %l with %I64 if it is not preceded with '\' */
-
-	while (ptr < format_end) {
-		if (*ptr == '%' && *(ptr + 1) == 'l'
-		    && (ptr == format || *(ptr - 1) != '\\')) {
-			
-			memcpy(newptr, "%I64", 4);
-			ptr += 2;
-			newptr += 4;
-		} else {
-			*newptr = *ptr;
-			ptr++;
-			newptr++;
-		}
-	}
-
-	*newptr = '\0';
-	
-	ut_a(newptr < newformat + 2 * len);
-#else
-	strcpy(newformat, format);
-#endif
-        va_start(args, format);
-
-        ret = vprintf((const char*)newformat, args);
-
-        va_end(args);
-
-	if (newformat != format_buf_in_stack) {
-		free(newformat);
-	}
-
-        return(ret);
-}
-
-/************************************************************
-On the 64-bit Windows we substitute the format string
-%l -> %I64
-because we define ulint as unsigned __int64 and lint as __int64 on Windows,
-and both the Microsoft and Intel C compilers require the format string
-%I64 in that case instead of %l. */
-
 int
 ut_sprintf(
 /*=======*/