[monitoring-plugins] added -b <proxy_auth> to print_usage

[Andreas Baumann]

 Module: monitoring-plugins
 Branch: feature_check_curl
 Commit: dd7c9b17d8a787f5679cae60b69d213e9866efb7
 Author: Andreas Baumann <mail at andreasbaumann.cc>
   Date: Wed May 31 07:45:00 2017 +0200
    URL: https://www.monitoring-plugins.org/repositories/monitoring-plugins/commit/?id=dd7c9b1

added -b <proxy_auth> to print_usage

---

 plugins/check_curl.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/plugins/check_curl.c b/plugins/check_curl.c
index 1544195..2f58305 100644
--- a/plugins/check_curl.c
+++ b/plugins/check_curl.c
@@ -1753,7 +1753,7 @@ print_usage (void)
   printf (" %s -H <vhost> | -I <IP-address> [-u <uri>] [-p <port>]\n",progname);
   printf ("       [-J <client certificate file>] [-K <private key>] [--ca-cert <CA certificate file>]\n");
   printf ("       [-w <warn time>] [-c <critical time>] [-t <timeout>] [-L] [-E] [-a auth]\n");
-  printf ("       [-f <ok|warning|critcal|follow|sticky|stickyport|curl>]\n");
+  printf ("       [-b proxy_auth] [-f <ok|warning|critcal|follow|sticky|stickyport|curl>]\n");
   printf ("       [-e <expect>] [-d string] [-s string] [-l] [-r <regex> | -R <case-insensitive regex>]\n");
   printf ("       [-P string] [-m <min_pg_size>:<max_pg_size>] [-4|-6] [-N] [-M <age>]\n");
   printf ("       [-A string] [-k string] [-S <version>] [--sni] [-C <warn_age>[,<crit_age>]]\n");