bump IMAP command buffer size to 4KiB
while only 1KiB is required by the IMAP spec, AUTHENTICATE GSSAPI with Kerberos requires about 1700 bytes. accomodate that, plus some reserve. fix suggested by Tollef Fog Heen <tfheen@err.no> via Debian BTS.
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@ -287,7 +287,7 @@ send_imap_cmd( imap_store_t *ctx, imap_cmd_t *cmd )
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int bufl, litplus, iovcnt = 1;
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const char *buffmt;
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conn_iovec_t iov[3];
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char buf[1024];
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char buf[4096];
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cmd->tag = ++ctx->nexttag;
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if (!cmd->param.data) {
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@ -444,7 +444,7 @@ imap_vprintf( const char *fmt, va_list ap )
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char *d, *ed;
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int maxlen;
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char c;
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char buf[1024]; /* Minimal supported command buffer size per IMAP spec. */
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char buf[4096];
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d = buf;
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ed = d + sizeof(buf);
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