1080#error "MBEDTLS_SSL_SRV_SUPPORT_SSLV2_CLIENT_HELLO (SSL v2 ClientHello support) was removed in Mbed TLS 3.0. See https://github.com/Mbed-TLS/mbedtls/issues/4031"
1084#error "MBEDTLS_SSL_TRUNCATED_HMAC_COMPAT (compatibility with the buggy implementation of truncated HMAC in Mbed TLS up to 2.7) was removed in Mbed TLS 3.0. See https://github.com/Mbed-TLS/mbedtls/issues/4031"
1088#error "MBEDTLS_TLS_DEFAULT_ALLOW_SHA1_IN_CERTIFICATES was removed in Mbed TLS 3.0. See the ChangeLog entry if you really need SHA-1-signed certificates."