Add --one-file-system and aliases to man page
@@ -84,6 +84,9 @@ Separate search results by the null character (instead of newlines). Useful for
Enable the display of filesystem errors for situations such as insufficient
permissions or dead symlinks.
.TP
+.B \-\-one\-file\-system, \-\-mount, \-\-xdev
+By default, fd will traverse the file system tree as far as other options dictate. With this flag, fd ensures that it does not descend into a different file system than the one it started in. Comparable to the -mount or -xdev filters of find(1).
+.TP
.B \-h, \-\-help
Print help information.
.TP
