Probe the system for the directory in which CA certificates should likely be
found.
Check whether the OpenSSL SSL_CERT_FILE
and/or SSL_CERT_DIR
environment variable is
configured in this process with an existing file or directory.
Probe for SSL certificates on the system, then configure the SSL certificate SSL_CERT_FILE
and SSL_CERT_DIR
environment variables in this process for OpenSSL to use.
Probe the current system for the “cert file” and “cert dir” variables that
OpenSSL typically requires.
Probe for SSL certificates on the system, then configure the SSL certificate SSL_CERT_FILE
and SSL_CERT_DIR
environment variables in this process for OpenSSL to use.