diff -urN musl.orig/include/string.h musl/include/string.h
--- musl.orig/include/string.h	Fri May  9 09:49:36 2014
+++ musl/include/string.h	Fri May  9 09:57:10 2014
@@ -82,6 +82,7 @@
 char *strsep(char **, const char *);
 size_t strlcat (char *, const char *, size_t);
 size_t strlcpy (char *, const char *, size_t);
+void explicit_bzero(void *b, size_t len);
 #endif
 
 #ifdef _GNU_SOURCE
diff -urN musl.orig/src/string/explicit_bzero.c musl/src/string/explicit_bzero.c
--- musl.orig/src/string/explicit_bzero.c	Thu Jan  1 00:00:00 1970
+++ musl/src/string/explicit_bzero.c	Fri May  9 09:57:45 2014
@@ -0,0 +1,8 @@
+#include <string.h>
+
+static void *(*volatile explicit_memset)(void *, int, size_t) = memset;
+
+void explicit_bzero(void *b, size_t len)
+{
+	(*explicit_memset)(b, 0, len);
+}