+#undef ctf_unused
+#define ctf_unused(_src)
+
+#undef ctf_enum
+#define ctf_enum(_provider, _name, _type, _item, _src)
+
+/* "nowrite" */
+#undef ctf_integer_nowrite
+#define ctf_integer_nowrite(_type, _item, _src)
+
+#undef ctf_float_nowrite
+#define ctf_float_nowrite(_type, _item, _src)
+
+#undef ctf_array_nowrite
+#define ctf_array_nowrite(_type, _item, _src, _length)
+
+#undef ctf_array_nowrite_hex
+#define ctf_array_nowrite_hex(_type, _item, _src, _length)
+
+#undef ctf_array_network_nowrite
+#define ctf_array_network_nowrite(_type, _item, _src, _length)
+
+#undef ctf_array_network_nowrite_hex
+#define ctf_array_network_nowrite_hex(_type, _item, _src, _length)
+
+#undef ctf_array_text_nowrite
+#define ctf_array_text_nowrite(_type, _item, _src, _length)
+
+#undef ctf_sequence_nowrite
+#define ctf_sequence_nowrite(_type, _item, _src, _length_type, _src_length)
+
+#undef ctf_sequence_nowrite_hex
+#define ctf_sequence_nowrite_hex(_type, _item, _src, _length_type, _src_length)
+
+#undef ctf_sequence_network_nowrite
+#define ctf_sequence_network_nowrite(_type, _item, _src, _length_type, _src_length)
+
+#undef ctf_sequence_network_nowrite_hex
+#define ctf_sequence_network_nowrite_hex(_type, _item, _src, _length_type, _src_length)
+
+#undef ctf_sequence_text_nowrite
+#define ctf_sequence_text_nowrite(_type, _item, _src, _length_type, _src_length)
+
+#undef ctf_string_nowrite
+#define ctf_string_nowrite(_item, _src)
+
+#undef ctf_unused_nowrite
+#define ctf_unused_nowrite(_src)