Error when installing openssl extension from php7.1 source code

Question

php7.1, the .so file has been generated, and the extension has been added to php.ini. When php-fpm restarts, an error message /usr/local/php/bin/php: symbol lookup error: /usr/local/php/ lib/php/extensions/no-debug-non-zts-20160303/openssl.so: undefined symbol: OPENSSL_init_ssl

Answer 1

Look at the error message! symbol is undefined