man: Document \: escapes in nspawn's --bind option

diff --git a/man/systemd-nspawn.xml b/man/systemd-nspawn.xml
index f028959fca90107636a1084456408316cc9df245..095f511154e86a1edc9275418e4d3d15dd66d770 100644 (file)
--- a/man/systemd-nspawn.xml
+++ b/man/systemd-nspawn.xml
@@ -581,7 +581,9 @@
         same path in the container --, or a colon-separated pair of
         paths -- in which case the first specified path is the source
         in the host, and the second path is the destination in the
-        container. This option may be specified multiple times for
+        container. Backslash escapes are interpreted so
+        <literal>\:</literal> may be used to embed colons in either path.
+        This option may be specified multiple times for
         creating multiple independent bind mount points. The
         <option>--bind-ro=</option> option creates read-only bind
         mounts.</para></listitem>