How can dependencies be correctly included and loaded in the PHP environment to prevent errors like "undefined symbol: php_persistent_handle_abandon"?

To prevent errors like "undefined symbol: php_persistent_handle_abandon", ensure that all dependencies are correctly included and loaded in the PHP environment. This includes checking for any missing extensions or incorrect paths in the configuration files. Additionally, make sure that the dependencies are compatible with the PHP version being used.

// Example code snippet to include and load dependencies correctly
require_once 'path/to/dependency.php';