mysqlnd_auth_change_user  602 ext/mysqlnd/mysqlnd.c 				ret = mysqlnd_auth_change_user(conn, user, strlen(user), passwd, passwd_len, db, db_len, silent,
mysqlnd_auth_change_user  226 ext/mysqlnd/mysqlnd_priv.h mysqlnd_auth_change_user(MYSQLND_CONN_DATA * const conn,