Protocol “smtps” is not supported (or) Disabled in libcurl

Im using mangOH Red board (Wp7608) in this I’m trying to send mail by using curl commands with the help of SMTPS protocol but im getting an Error like this i.e Curl:(1) protocol “smtps” is not supported (or) disabled in libcurl.

Im using this version of curl(Details)
curl 7.58.0 (arm-poky-linux-gnueabi) libcurl/7.58.0 OpenSSL/1.0.2n zlib/1.2.11
Release-Date: 2018-01-24
Protocols: file ftp ftps http https
Features: AsynchDNS IPv6 Largefile NTLM NTLM_WB SSL libz TLS-SRP UnixSockets HTTPS-proxy

In the above version i don’t know how to enable the SMTPS protocol? can you please help me to do this?

Thanks and Regard