exec: Fix number of unit types

There are four unit types mentioned in here, not three

diff --git a/man/systemd.exec.xml b/man/systemd.exec.xml
index de1d9bf44c4d84f1b7f8ed3a9064aa5b03a5bb6e..7b4f7e39c3c2e5427d9d75ccd8aa353b82f81c53 100644 (file)
--- a/man/systemd.exec.xml
+++ b/man/systemd.exec.xml
@@ -57,13 +57,13 @@
         <refsect1>
                 <title>Description</title>
 
-                <para>Unit configuration files for services, sockets
+                <para>Unit configuration files for services, sockets,
                 mount points and swap devices share a subset of
                 configuration options which define the execution
                 environment of spawned processes.</para>
 
                 <para>This man page lists the configuration options
-                shared by these three unit types. See
+                shared by these four unit types. See
                 <citerefentry><refentrytitle>systemd.unit</refentrytitle><manvolnum>5</manvolnum></citerefentry>
                 for the common options of all unit configuration
                 files, and