After applying the patches in my previous message...
I'm getting the following when building dovecot for CentOS 6 (but not for CentOS 7):
lmtp payload - normal: parallel pipelining ssl ....................... : ok
CLIENT: Panic: file smtp-client-connection.c: line 1309
(smtp_client_connection_established): assertion failed:
(!conn->connect_succeeded)
CLIENT: Error: Raw backtrace:
/builddir/build/BUILD/dovecot-2.3.6/src/lib-smtp/.libs/lt-test-smtp-payload()
[0x4547ea] ->
/builddir/build/BUILD/dovecot-2.3.6/src/lib-smtp/.libs/lt-test-smtp-payload()
[0x454891] ->
/builddir/build/BUILD/dovecot-2.3.6/src/lib-smtp/.libs/lt-test-smtp-payload(_start+0)
[0x4193f8] ->
/builddir/build/BUILD/dovecot-2.3.6/src/lib-smtp/.libs/lt-test-smtp-payload()
[0x41fb95] ->
/builddir/build/BUILD/dovecot-2.3.6/src/lib-smtp/.libs/lt-test-smtp-payload()
[0x4203f0] ->
/builddir/build/BUILD/dovecot-2.3.6/src/lib-smtp/.libs/lt-test-smtp-payload()
[0x421d77] ->
/builddir/build/BUILD/dovecot-2.3.6/src/lib-smtp/.libs/lt-test-smtp-payload(smtp_client_command_input_reply+0x17d)
[0x42ffdd] ->
/builddir/build/BUILD/dovecot-2.3.6/src/lib-smtp/.libs/lt-test-smtp-payload()
[0x42145b] ->
/builddir/build/BUILD/dovecot-2.3.6/src/lib-smtp/.libs/lt-test-smtp-payload(io_loop_call_io+0x61)
[0x461d81] ->
/builddir/build/BUILD/dovecot-2.3.6/src/lib-smtp/.libs/lt-test-smtp-payload(io_loop_handler_run_internal+0xd6)
[0x463c16] ->
/builddir/build/BUILD/dovecot-2.3.6/src/lib-smtp/.libs/lt-test-smtp-payload(io_loop_handler_run+0x59)
[0x461e79] ->
/builddir/build/BUILD/dovecot-2.3.6/src/lib-smtp/.libs/lt-test-smtp-payload(io_loop_run+0x38)
[0x4620a8] ->
/builddir/build/BUILD/dovecot-2.3.6/src/lib-smtp/.libs/lt-test-smtp-payload()
[0x41a619] ->
/builddir/build/BUILD/dovecot-2.3.6/src/lib-smtp/.libs/lt-test-smtp-payload()
[0x41aaa8] ->
/builddir/build/BUILD/dovecot-2.3.6/src/lib-smtp/.libs/lt-test-smtp-payload()
[0x41ab7d] ->
/builddir/build/BUILD/dovecot-2.3.6/src/lib-smtp/.libs/lt-test-smtp-payload()
[0x44beae] ->
/builddir/build/BUILD/dovecot-2.3.6/src/lib-smtp/.libs/lt-test-smtp-payload(test_run+0x11)
[0x44c011] ->
/builddir/build/BUILD/dovecot-2.3.6/src/lib-smtp/.libs/lt-test-smtp-payload(main+0x115)
[0x419d65] -> /lib64/libc.so.6(__libc_start_main+0x100) [0x7f3850d4ad20]
->
/builddir/build/BUILD/dovecot-2.3.6/src/lib-smtp/.libs/lt-test-smtp-payload()
[0x419421]
/bin/sh: line 1: 28384 Aborted ./$bin
make[3]: Leaving directory
/builddir/build/BUILD/dovecot-2.3.6/src/lib-smtp' make[3]: *** [check-local] Error 1 make[2]: *** [check-am] Error 2 make[2]: Leaving directory /builddir/build/BUILD/dovecot-2.3.6/src/lib-smtp'
make[1]: *** [check-recursive] Error 1
make[1]: Leaving directory `/builddir/build/BUILD/dovecot-2.3.6/src'
make: *** [check-recursive] Error 1
error: Bad exit status from /var/tmp/rpm-tmp.9PlfRJ (%check)
Peter