freebsd pid 0 and no loops

pstree looped forever and never showed anything below pid 1
this change fixes the head of the tree to make sure it has a null
pointer for a parent

Signed-off-by: Craig Small <csmall@enc.com.au>

1 files changed, 1 insertions, 0 deletions

diff --git a/ChangeLog b/ChangeLog
index 4e3f348..befbfa2 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -4,6 +4,7 @@ Changes in 22.20
 	* fuser -m regresion fixed SF #3559232, thanks to hanpt
 	* pstree finds orphaned processes SF#3537508
 	* fuser finds unix sockets again SF #3502649
+	* pstree finds pid 0 stops looping Debian #687829
 
 Changes in 22.19
 ================