Add bcrypt to libaries if BCrypt.h exists to enable Crypto-Next-Generation (CNG).
diff --git a/CMakeLists.txt b/CMakeLists.txt
index fa651eb..d9a48fa 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -605,6 +605,9 @@
 LA_CHECK_INCLUDE_FILE("windows.h" HAVE_WINDOWS_H)
 IF(ENABLE_CNG)
   LA_CHECK_INCLUDE_FILE("Bcrypt.h" HAVE_BCRYPT_H)
+  IF(HAVE_BCRYPT_H)
+    LIST(APPEND ADDITIONAL_LIBS "Bcrypt")
+  ENDIF(HAVE_BCRYPT_H)
 ELSE(ENABLE_CNG)
   UNSET(HAVE_BCRYPT_H CACHE)
 ENDIF(ENABLE_CNG)