int StrBufDecodeBase64(StrBuf *Buf);
int StrBufRFC2047encode(StrBuf **target, const StrBuf *source);
#define LB (1) /* Internal escape chars */
int StrBufDecodeBase64(StrBuf *Buf);
int StrBufRFC2047encode(StrBuf **target, const StrBuf *source);
#define LB (1) /* Internal escape chars */