extern tree unsigned_char_type_node, signed_char_type_node, char_type_node;
extern tree wchar_type_node, signed_wchar_type_node, unsigned_wchar_type_node;
extern tree float_type_node, double_type_node, long_double_type_node;
+extern tree intQI_type_node, unsigned_intQI_type_node;
+extern tree intHI_type_node, unsigned_intHI_type_node;
+extern tree intSI_type_node, unsigned_intSI_type_node;
+extern tree intDI_type_node, unsigned_intDI_type_node;
extern tree void_type_node, ptr_type_node, const_ptr_type_node;
extern tree string_type_node, const_string_type_node;
extern tree char_array_type_node, int_array_type_node, wchar_array_type_node;