Since version bump to 7.12 (upstream commit [1]) the openssl/mbedtls support defines changed from MG_ENABLE_OPENSSL/MG_ENABLE_MBEDTLS to MG_TLS=MG_TLS_OPENSSL and MG_TLS=MG_TLS_MBED. [1] https://github.com/cesanta/mongoose/commit/0613cc62f4dbec6beb76e9ddece60d52171585c0 Signed-off-by: Peter Seiderer <ps.report@gmx.net> Signed-off-by: Peter Korsgaard <peter@korsgaard.com>