add OpenSSL module to Apache on linux 
 look at the tutorials on the Internet, upload the ssl file to the modules of Apache, and then run the command 
   
						 add OpenSSL module to Apache on linux 
 look at the tutorials on the Internet, upload the ssl file to the modules of Apache, and then run the command 
   
						this is to compile and install mod_ssl, from source code. In most cases, you don't need to be so complicated.
you can install apache's mod_ssl package directly from the system software repository, and then enable it. Take centos system as an example
yum install mod_ssl
systemctl reload httpd.service
systemctl restart httpd.service