gmail and other IMAP servers now require SNI
https://gitlab.com/gnutls/gnutls/issues/644#note_123363338 wmbiff/nyet comm: wrote a000 CAPABILITY wmbiff/nyet comm: imap..:993: expecting: * CAPABILITY wmbiff/nyet comm: imap..:993: gnutls error reading: Resource temporarily unavailable, try again. wmbiff/nyet imap4: unable to query capability stringwmbiff/nyet comm: wrote a002 LOGOUT wmbiff/nyet comm: imap..:993: closing.
tlscomm_expect() fails if read() or gnutls_read() return EAGAIN
configure.ac: don't put dnl after AM_INIT_AUTOMAKE