typedef pval zval;
     
typedef struct _zval_struct zval;

typedef union _zvalue_value {
    long lval;                    /* valeur long */
    double dval;                /* valeur double */
    struct {
        char *val;
        int len;
    } str;
    HashTable *ht;                /* table de hash */
    struct {
        zend_class_entry *ce;
        HashTable *properties;
    } obj;
} zvalue_value;

struct _zval_struct {
    /* Information sur la variable */
    zvalue_value value;        /* valeur */
    unsigned char type;    /* type actif */
    unsigned char is_ref;
    short refcount;
};