Use writev(2) when sending delivery status to the parent

[users/jgh/exim.git] / doc / doc-txt / experimental-spec.txt

diff --git a/doc/doc-txt/experimental-spec.txt b/doc/doc-txt/experimental-spec.txt
index 2a1901ade14cde281670bc4c28081c4954646eb2..1e826aee172153f9fff248170fa425c5c348c353 100644 (file)
--- a/doc/doc-txt/experimental-spec.txt
+++ b/doc/doc-txt/experimental-spec.txt
@@ -451,7 +451,7 @@ would relax host matching rules to a broader network range.
 A lookup expansion is also available. It takes an email
 address as the key and an IP address as the database:
 
-  $lookup (username@domain} spf {ip.ip.ip.ip}}
+  ${lookup {username@domain} spf {ip.ip.ip.ip}}
 
 The lookup will return the same result strings as they can appear in
 $spf_result (pass,fail,softfail,neutral,none,err_perm,err_temp).
@@ -464,11 +464,13 @@ SRS (Sender Rewriting Scheme) Support
 
 Exiscan  currently  includes SRS  support  via Miles  Wilton's
 libsrs_alt library. The current version of the supported
-library is 0.5.
+library is 0.5, there are reports of 1.0 working.
 
 In order to  use SRS, you  must get a  copy of libsrs_alt from
 
-http://srs.mirtol.com/
+https://opsec.eu/src/srs/
+
+(not the original source, which has disappeared.)
 
 Unpack the tarball, then refer to MTAs/README.EXIM
 to proceed. You need to set
@@ -478,6 +480,7 @@ EXPERIMENTAL_SRS=yes
 in your Local/Makefile.
 
 
+
 DCC Support
 --------------------------------------------------------------
 Distributed Checksum Clearinghouse; http://www.rhyolite.com/dcc/
@@ -592,12 +595,14 @@ package controlled locations (/usr/include and /usr/lib).
 
 2. Use the following global settings to configure DMARC:
 
-Required:
+Optional:
 dmarc_tld_file      Defines the location of a text file of valid
                     top level domains the opendmarc library uses
                     during domain parsing. Maintained by Mozilla,
                     the most current version can be downloaded
                     from a link at http://publicsuffix.org/list/.
+                    If unset, "/etc/exim/opendmarc.tlds" (hardcoded)
+                    is used.
 
 Optional:
 dmarc_history_file  Defines the location of a file to log results