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diff --git a/man/systemd.unit.xml b/man/systemd.unit.xml
index fa8821afe..2ae986ad0 100644
--- a/man/systemd.unit.xml
+++ b/man/systemd.unit.xml
@@ -139,7 +139,10 @@
with the enable command of the
systemctl1
tool which reads information from the [Install]
- section of unit files. (See below.)
+ section of unit files. (See below.) A similar
+ functionality exists for Requires=
+ type dependencies as well, the directory suffix is
+ .requires/ in this case.
Note that while systemd offers a flexible
dependency system between units it is recommended to
@@ -622,8 +625,8 @@
environment and optionally test
whether it is a specific
implementation. Takes either boolean
- value to check if being executed in any
- virtual environment or one of the
+ value to check if being executed in
+ any virtual environment or one of the
qemu,
kvm,
vmware,
@@ -642,9 +645,20 @@
will always fail, otherwise
succeed. If multiple conditions are
specified the unit will be executed if
- at least one of them applies (i.e. a
- logical OR is
- applied).
+ all of them apply (i.e. a logical AND
+ is applied). Condition checks can be
+ prefixed with a pipe symbol (|) in
+ which case a condition becomes a
+ triggering condition. If at least one
+ triggering condition is defined for a
+ unit then the unit will be executed if
+ at least one of the triggering
+ conditions apply and all of the
+ non-triggering conditions. If you
+ prefix an argument with the pipe
+ symbol and an exclamation mark the
+ pipe symbol must be passed first, the
+ exclamation second.