- Proper handling of STARTTLS on SMTP, taking CURLUSESSL_TRY into account.

- SMTP falls back to RFC821 HELO when EHLO fails (and SSL is not required).
- Use of true local host name (i.e.: via gethostname()) when available, as default argument to SMTP HELO/EHLO.
- Test case 804 for HELO fallback.

tests/data/DISABLED

@@ -7,3 +7,4 @@
 564
 802
 803
+804

tests/data/Makefile.am

@@ -65,7 +65,7 @@ EXTRA_DIST = test1 test108 test117 test127 test20 test27 test34 test46	   \
  test564 test1101 test1102 test1103 test1104 test299 test310 test311       \
  test312 test1105 test565 test800 test1106 test801 test566 test802 test803 \
  test1107 test1108 test1109 test1110 test1111 test1112 test129 test567     \
- test568 test569 test570 test571
+ test568 test569 test570 test571 test804
 
 filecheck:
 	@mkdir test-place; \

tests/data/test804

@@ -0,0 +1,59 @@
+<testcase>
+<info>
+<keywords>
+SMTP
+SMTP HELO
+RFC821
+</keywords>
+</info>
+
+#
+# Server-side
+<reply>
+<servercmd>
+REPLY EHLO 500 Command unrecognized
+REPLY HELO 250 Already old but still servicing...
+</servercmd>
+</reply>
+
+#
+# Client-side
+<client>
+<server>
+smtp
+</server>
+ <name>
+RFC821-only SMTP server (EHLO not supported)
+ </name>
+<stdin>
+From: different
+To: another
+
+body
+</stdin>
+ <command>
+smtp://%HOSTIP:%SMTPPORT/user --mail-rcpt 804@foo --mail-from 804@from -T -
+</command>
+</client>
+
+#
+# Verify data after the test has been "shot"
+<verify>
+<protocol>
+EHLO user
+HELO user
+MAIL FROM:804@from
+RCPT TO:<804@foo>
+DATA
+QUIT
+</protocol>
+<upload>
+From: different
+To: another
+
+body
+
+.
+</upload>
+</verify>
+</testcase>