/*----- Generic random number generator interface -------------------------*/
-/* --- @chacha{,12,8}_rand@, @xchacha{,12,8}_rand@ --- *
+/* --- @chacha{20,12,8}_rand@, @xchacha{20,12,8}_rand@ --- *
*
* Arguments: @const void *k@ = pointer to key material
* @size_t ksz@ = size of key material