php – dyld：懒符号绑定失败：未找到符号：_clock_gettime –

当我尝试获得雄辩的连接时,它会抛出ERR_EMPTY_RESPONSE

我在重启MAMP服务器期间详细了解Apache中发现的以下错误日志

Mon Aug 28 10:22:14 2017] [notice] Graceful restart requested,doing restart
[Mon Aug 28 10:22:15 2017] [notice] Digest: generating secret for digest authentication ...
[Mon Aug 28 10:22:15 2017] [notice] Digest: done
[Mon Aug 28 10:22:15 2017] [notice] Apache/2.2.31 (Unix) mod_wsgi/3.5 
 Python/2.7.13 PHP/7.1.1 mod_ssl/2.2.31 OpenSSL/1.0.2j DAV/2 
mod_fastcgi/2.4.6 mod_perl/2.0.9 Perl/v5.24.0 configured -- resuming normal operations
[Mon Aug 28 10:22:15 2017] [notice] FastCGI: process manager initialized (pid 4233)
dyld: lazy symbol binding failed: Symbol not found: _clock_gettime
Referenced from: 
/Applications/MAMP/bin/php/php7.1.1/lib/php/extensions/no-debug-non-zts-20160303/mongodb.so
Expected in: /usr/lib/libSystem.B.dylib

dyld: Symbol not found: _clock_gettime
Referenced from: 
/Applications/MAMP/bin/php/php7.1.1/lib/php/extensions/no-debug-non-zts-20160303/mongodb.so
Expected in: /usr/lib/libSystem.B.dylib

dyld: lazy symbol binding failed: Symbol not found: _clock_gettime
Referenced from: 
 /Applications/MAMP/bin/php/php7.1.1/lib/php/extensions/no-debug-non-zts-20160303/mongodb.so
 Expected in: /usr/lib/libSystem.B.dylib

dyld: Symbol not found: _clock_gettime
Referenced from: 
/Applications/MAMP/bin/php/php7.1.1/lib/php/extensions/no-debug-non-zts-20160303/mongodb.so
 Expected in: /usr/lib/libSystem.B.dylib

此屏幕截图显示了mongodb扩展的详细信息

我在网上搜索错误dyld：懒符号绑定失败：未找到符号：_clock_gettime并找到了这个answer.我已经应用了我提到的所有步骤,但无法解决问题.

请有人帮我摆脱这个.