typedef struct _php_extension_lists {
   zend_llist engine;   // zend_extensions
   zend_llist functions; // extensions
} php_extension_lists;

struct _zend_ini_entry {
   int module_number;
   int modifiable;
   char *name;
   uint name_length;
   ZEND_INI_MH((*on_modify));
   void *mh_arg1;
   void *mh_arg2;
   void *mh_arg3;

   char *value;
   uint value_length;

   char *orig_value;
   uint orig_value_length;
   int orig_modifiable;
   int modified;

   void (*displayer)(zend_ini_entry *ini_entry, int type);
};