No need for #ifdef crypto_aead_chacha20poly1305_IETF_
No need for #ifdef crypto_aead_chacha20poly1305_IETF_

chacha20poly1305_ietf was implemented in libsodium 1.0.4 which is way earlier
than the minimum version we support.

paragonie/libsodium-php,paragonie/libsodium-php,jedisct1/libsodium-php,paragonie/libsodium-php,jedisct1/libsodium-php,jedisct1/libsodium-php