default for RFC4648 codecs is to reject newline characters. If these
characters are significant in the encoding, then this flag is ignored.
.TP
+.B CDCF_IGNSPC
+Ignore whitespace characters (other than newlines) when decoding: the
+default for RFC4648 codecs is to reject whitespace characters. If these
+characters are significant in the encoding, then this flag is ignored.
+.TP
.B CDCF_IGNINVCH
Ignore any other invalid characters appearing in the input when
decoding.
.TP
.BI "int (*code)(codec *" c ", const void *" p ", size_t " sz ", dstr *" d ")"
Encode or decode, using the codec
-.I c ,
+.IR c ,
the data in the buffer at address
.I p
and continuing for