udpkey.1: Prepend a line telling man(1)'s that it should call eqn(1).

diff --git a/udpkey.1 b/udpkey.1
index e858ff0..1371567 100644 (file)
--- a/udpkey.1
+++ b/udpkey.1
@@ -1,3 +1,4 @@
+'\" e
 .\" -*-nroff-*-
 .EQ
 delim $$