i3lock.1: use signal names without SIG prefix (Thanks rodfersou)

see #32

diff --git a/i3lock.1 b/i3lock.1
index aff08f307016302d68fe6665b31ab1dc9e9c38b2..eca7f976ed7d6a012b698479136d62556c2781fd 100644 (file)
--- a/i3lock.1
+++ b/i3lock.1
@@ -134,7 +134,7 @@ use a wrapper script around i3lock like the following:
 \&     revert() {
 \&       xset dpms 0 0 0
 \&     }
-\&     trap revert SIGHUP SIGINT SIGTERM
+\&     trap revert HUP INT TERM
 \&     xset +dpms dpms 5 5 5
 \&     i3lock -n
 \&     revert