Added error message for missing OpenSSL headers.

diff --git a/configure.ac b/configure.ac
index 4f87023e4882418a714a3ce8b9577404ef52f518..6071c9fcee7b9eec1887750adcf8a6159dd15dde 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -33,7 +33,7 @@ if test "$have_cxx11_support" = "yes"; then
 fi
 
 
-
+AC_COMPILE_IFELSE(AC_LANG_PROGRAM([[#include <openssl/ssl.h>]], []), [], [AC_MSG_ERROR([You need the OpenSSL headers and libraries in order to build this application]) ])
 
 
 LT_INIT([disable-static])