debugging for sam, and an old fix forgotten
diff --git a/bin/slay b/bin/slay
index c3a9933..e1aaf71 100755
--- a/bin/slay
+++ b/bin/slay
@@ -1,3 +1,3 @@
 #!/bin/sh
 
-exec /usr/local/plan9/bin/kill -9 "$@"
+exec $PLAN9/bin/kill -9 "$@"