- Allow overriding buffer size with `WOLFSSL_MSG_EX_BUF_SZ` - Allow disabling `WOLFSSL_MSG_EX` by defining `NO_WOLFSSL_MSG_EX`
- Allow overriding buffer size with `WOLFSSL_MSG_EX_BUF_SZ` - Allow disabling `WOLFSSL_MSG_EX` by defining `NO_WOLFSSL_MSG_EX`