udev: allow removing tags via TAG-="foobar"

[elogind.git] / man / udev.xml

diff --git a/man/udev.xml b/man/udev.xml
index 2948b9c..d77cbb0 100644 (file)
--- a/man/udev.xml
+++ b/man/udev.xml
@@ -114,6 +114,13 @@
         </varlistentry>
 
         <varlistentry>
+          <term><literal>-=</literal></term>
+          <listitem>
+            <para>Remove the value from a key that holds a list of entries.</para>
+          </listitem>
+        </varlistentry>
+
+        <varlistentry>
           <term><literal>:=</literal></term>
           <listitem>
             <para>Assign  a  value  to  a key finally; disallow any later changes.</para>