add other filters section

diff --git a/filters.6 b/filters.6
index 9404c26267a115ed4c05e388f64822f5b6767fc2..0b6ca9b08014d308e3c35f1ff13907f8ec0e41da 100644 (file)
--- a/filters.6
+++ b/filters.6
@@ -70,6 +70,15 @@ Flips text upside down. Stand on your head and squint to read the output.
 .SH "SEE ALSO"
 .IP /usr/share/doc/filters/SAMPLES
 Lists samples of the output of all the filters.
+.PP
+Other filters:
+.TP
+.B pig
+From the bsdgames package, pig converts text to pig latin.
+.TP
+.B dog --oog
+From the dog package, dog can also function as a filter, converting text to
+OOG-speak.
 .SH AUTHORS
 The eleet, upside\-down, chef, b1ff, and censor filters were written by
 Joey Hess <joey@kitenet.net>. Daniel V Klein <dvk@lonewolf.com> wrote the