.In monocypher.h
.Ft void
.Fo crypto_blake2b
-.Fa "uint8_t hash[64]"
+.Fa "uint8_t *hash"
.Fa "size_t hash_size"
.Fa "const uint8_t *message"
.Fa "size_t message_size"
.Fc
.Fo crypto_blake2b_keyed
-.Fa "uint8_t hash[64]"
+.Fa "uint8_t *hash"
.Fa "size_t hash_size"
-.Fa "uint8_t key[64]"
+.Fa "uint8_t *key"
.Fa "size_t key_size"
.Fa "const uint8_t *message"
.Fa "size_t message_size"
.Fo crypto_blake2b_keyed_init
.Fa "crypto_blake2b_ctx *ctx"
.Fa "size_t hash_size"
-.Fa "uint8_t key[64]"
+.Fa "uint8_t *key"
.Fa "size_t key_size"
.Fc
.Ft void