--- a/dbutil.c	Tue Mar 15 23:20:40 2016 +0800
+++ b/dbutil.c	Fri Mar 18 22:47:33 2016 +0800
@@ -559,21 +559,6 @@
 	return ret;
 }
 
-/* Clear the data, based on the method in David Wheeler's
- * "Secure Programming for Linux and Unix HOWTO" */
-/* Beware of calling this from within dbutil.c - things might get
- * optimised away */
-void m_burn(void *data, unsigned int len) {
-	volatile char *p = data;
-
-	if (data == NULL)
-		return;
-	while (len--) {
-		*p++ = 0x0;
-	}
-}
-
-
 void setnonblocking(int fd) {
 
 	TRACE(("setnonblocking: %d", fd))