-decl_var *init_decl_var(const char *name, unsigned pl, unsigned as);
-decl_var *copy_decl_var(decl_var *src);
-void free_decl_var(decl_var *var);
-void dump_decl_var(int fd, decl_var *var);
+struct psi_decl_var *psi_decl_var_init(zend_string *name, unsigned pl, unsigned as);
+struct psi_decl_var *psi_decl_var_copy(struct psi_decl_var *src);
+void psi_decl_var_free(struct psi_decl_var **var_ptr);
+void psi_decl_var_dump(struct psi_dump *dump, struct psi_decl_var *var);