datum_as_hexwkb datum_as_wkb OUT_DEFAULT_DECIMAL_DIGITS OUT_DOUBLE_BUFFER_SIZE OUT_MAX_BYTES_DOUBLE OUT_MAX_DIGITS OUT_MAX_DOUBLE OUT_MIN_DOUBLE

OUT_MAX_BYTES_DOUBLE #define OUT_MAX_BYTES_DOUBLE   (1 /* Sign */ + 2 /* 0.x */ + OUT_MAX_DIGITS)