+.SH OPTIONS
+.TP
+.B --deep
+Normally,
+.B authbind
+arranges for only the program which it directly invokes to be affected
+by its special version of
+.BR bind (2).
+If you specify
+.B --deep
+then all programs which that program invokes directly or indirectly
+will be affected, so long as they do not unset the environment
+variables set up by
+.BR authbind .
+.TP
+.BI --depth " levels"
+Causes
+.B authbind
+to affect programs which are
+.I levels
+deep in the calling graph. The default is
+.BR "--depth 1" .