Fix #3967 There is an API `SSL_use_certificate_chain_file`, which can load the certification chain and also single certificate. --------- Co-authored-by: winlin <winlinvip@gmail.com>
The reference docs.
SRS 4.0 English
SRS 4.0 中文文档
SRS 5.0 English
SRS 5.0 中文文档
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