support --without-openssl at configure time
Disables and removes dependency on OpenSSL. Many features don't
work and the set of crypto options is greatly restricted. This
will only work on system with native arc4random or /dev/urandom.
Considered highly experimental for now.
diff --git a/includes.h b/includes.h
index 095161c..c3034e3 100644
--- a/includes.h
+++ b/includes.h
@@ -167,7 +167,9 @@
# endif
#endif
+#ifdef WITH_OPENSSL
#include <openssl/opensslv.h> /* For OPENSSL_VERSION_NUMBER */
+#endif
#include "defines.h"