+# libcurl-gnutls
+LIBCURL_CHECK_CONFIG(,7.34.0,[curl=true],[curl=false])
+if test "x$curl" = xtrue
+then
+ AC_CHECK_HEADERS([curl/curl.h],
+ AC_CHECK_DECLS(CURLINFO_TLS_SESSION,[curl=true],[curl=false],[[#include <curl/curl.h>]]),
+ [curl=false])
+ # need libcurl-gnutls.so, everything else is not acceptable
+ AC_CHECK_LIB([curl-gnutls],[curl_easy_getinfo],,[curl=false])
+ # cURL must support CURLINFO_TLS_SESSION, version >= 7.34
+
+fi
+if test x$curl = xfalse
+then
+ AM_CONDITIONAL(HAVE_LIBCURL, false)
+if test "$gnurl" = 0
+then
+ AC_MSG_WARN([GNUnet requires libcurl-gnutls >= 7.34])
+fi
+else
+ AM_CONDITIONAL(HAVE_LIBCURL, true)
+ AC_DEFINE([HAVE_LIBCURL],[1],[Have CURL])
+fi
+