bbox_mfjson_buf bbox_mfjson_size coordinates_mfjson_buf coordinates_mfjson_size coords_ts_to_wkb_buf datetimes_mfjson_buf datetimes_mfjson_size double_to_wkb_buf endian_to_wkb_buf ensure_valid_endian_flag ewkt_out geoarr_as_ewkt geoarr_as_text geoarr_as_text1 hexchr integer_to_wkb_buf OUT_DOUBLE_BUFFER_SIZE OUT_MAX_DIGS_DOUBLE OUT_MAX_DOUBLE_PRECISION OUT_SHOW_DIGS_DOUBLE srs_mfjson_buf srs_mfjson_size timestamp_to_wkb_buf tpoint_as_binary tpoint_as_binary1 tpoint_as_ewkb tpoint_as_ewkt tpoint_as_ewkt_internal tpoint_as_hexewkb tpoint_as_mfjson tpoint_as_text tpoint_as_text_internal tpoint_as_text_internal1 tpoint_to_wkb tpoint_to_wkb_buf tpoint_to_wkb_size tpoint_wkb_needs_srid tpoint_wkb_type tpointarr_as_ewkt tpointarr_as_text tpointarr_as_text1 tpointinst_as_mfjson tpointinst_as_mfjson_buf tpointinst_as_mfjson_size tpointinst_to_wkb_buf tpointinst_to_wkb_size tpointinstarr_to_wkb_size tpointinstset_as_mfjson tpointinstset_as_mfjson_buf tpointinstset_as_mfjson_size tpointinstset_to_wkb_buf tpointinstset_to_wkb_size tpointseq_as_mfjson tpointseq_as_mfjson_buf tpointseq_as_mfjson_size tpointseq_to_wkb_buf tpointseq_to_wkb_size tpointseq_wkb_bounds tpointseqset_as_mfjson tpointseqset_as_mfjson_buf tpointseqset_as_mfjson_size tpointseqset_to_wkb_buf tpointseqset_to_wkb_size wkb_swap_bytes WKT_EXTENDED WKT_ISO wkt_out

wkt_out() static char* wkt_out ( Oid  type, Datum  value  ) static Output a geometry in Well-Known Text (WKT) format. The Oid argument is not used but is needed since the second argument of the functions temporal*_to_string is of type char *(*value_out)(Oid, Datum)