check_ping: Fixing "time of day goes back"

by Geoff Oakham <goakham at oanda.com>

Patch of check_ping that allows it to gracefully handle when ping outputs
to stderr "Warning: time of day goes back (-XXXXus), taking countermeasures."

Closes: #809 and #1195

1 files changed, 1 insertions, 0 deletions

diff --git a/THANKS.in b/THANKS.in
index c5e6057a..a77ecd42 100644
--- a/THANKS.in
+++ b/THANKS.in
@@ -301,4 +301,5 @@ Pall Sigurdsson
 Sebastian Schmidt
 Simon Kainz
 Steve Weinreich
+Geoff Oakham
 Tim Laszlo