diff --git a/include/libbb.h b/include/libbb.h
index be175d7..6e629d1 100644
--- a/include/libbb.h
+++ b/include/libbb.h
@@ -701,6 +701,9 @@
 /* Put a string of hex bytes ("1b2e66fe"...), return advanced pointer */
 char *bin2hex(char *buf, const char *cp, int count) FAST_FUNC;
 
+/* Generate a UUID */
+void generate_uuid(uint8_t *buf) FAST_FUNC;
+
 /* Last element is marked by mult == 0 */
 struct suffix_mult {
 	char suffix[4];