ossl_pkcs5_pbkdf2_hmac   26 ext/openssl/ossl_pkcs5.c ossl_pkcs5_pbkdf2_hmac(VALUE self, VALUE pass, VALUE salt, VALUE iter, VALUE keylen, VALUE digest)
ossl_pkcs5_pbkdf2_hmac   47 ext/openssl/ossl_pkcs5.c #define ossl_pkcs5_pbkdf2_hmac rb_f_notimplement