struct psi_const *psi_const_init(struct psi_impl_type *type, zend_string *name,
struct psi_impl_def_val *val);
void psi_const_free(struct psi_const **constant_ptr);
struct psi_const *psi_const_init(struct psi_impl_type *type, zend_string *name,
struct psi_impl_def_val *val);
void psi_const_free(struct psi_const **constant_ptr);