[monitoring-plugins] added check_curl to REQUIREMENTS

[Andreas Baumann]

 Module: monitoring-plugins
 Branch: feature_check_curl
 Commit: 8197d640a93777a5b77bc01fd6c6023403eb4f18
 Author: Andreas Baumann <mail at andreasbaumann.cc>
   Date: Sun May  7 07:54:59 2017 +0000
    URL: https://www.monitoring-plugins.org/repositories/monitoring-plugins/commit/?id=8197d64

added check_curl to REQUIREMENTS

---

 REQUIREMENTS | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/REQUIREMENTS b/REQUIREMENTS
index ac7b593..39e04cd 100644
--- a/REQUIREMENTS
+++ b/REQUIREMENTS
@@ -11,6 +11,20 @@ check_ldaps, check_http --ssl, check_tcp --ssl, check_smtp --starttls
 	- Requires openssl or gnutls libraries for SSL connections
 	  http://www.openssl.org, http://www.gnu.org/software/gnutls
 
+check_curl:
+    - Requires libcurl 7.15.2 or later
+      http://www.haxx.se
+    - --ssl requires OpenSSL for certificate checks, otherwise
+      libcurl must be quite new to support CURLINFO_CRETINFO with
+      GnuTLS and NSS libraries:
+      - 7.42.0 or newer for GnuTLS
+      - 7.34.0 or newer for NSS
+      GnuTLS is known to create problems on some distributions with
+      self-signed certificate chains
+	  http://www.openssl.org, http://www.gnu.org/software/gnutls,
+	  http://www.mozilla.org/projects/security/pki/nss/,
+	  other SSL implementations are currently not supported
+      
 check_fping:
 	- Requires the fping utility distributed with SATAN.  Either
 	  download and install SATAN or grab the fping program from