check_snmp.c - Added IPv6 support

The "-6" optarg now prepends the server_address with "udp6:" for the
snmpget external command as per the net-snmp syntax at:
http://www.net-snmp.org/wiki/index.php/FAQ:Applications_28

Thanks to DrydenK (Roberto Greiner) for the heads up.

1 files changed, 1 insertions, 0 deletions

diff --git a/THANKS.in b/THANKS.in
index 59c90feb..717dad0f 100644
--- a/THANKS.in
+++ b/THANKS.in
@@ -336,3 +336,4 @@ Nick Peelman
 Sebastian Herbszt
 Christopher Schultz
 Matthias Hähnel
+Roberto Greiner