diff -urNp old/configure.d/config_os_libs2 new/configure.d/config_os_libs2
--- old/configure.d/config_os_libs2	2017-07-18 09:44:00.600109376 +0200
+++ new/configure.d/config_os_libs2	2017-07-19 12:51:43.268001205 +0200
@@ -485,8 +485,8 @@ if test "x$with_mysql" = "xyes" ; then
       [AC_MSG_RESULT(no)
        AC_DEFINE([HAVE_BROKEN_LIBMYSQLCLIENT], 1,
                  [Define if using MY_INIT() causes a linker error])])
-  CPPFLAGS="${_cppflags}"
-  LIBS="${_libs}"
+#  CPPFLAGS="${_cppflags}"
+#  LIBS="${_libs}"
   AC_MSG_CACHE_ADD(MYSQL Trap Logging:         enabled)
 else
   AC_MSG_CACHE_ADD(MYSQL Trap Logging:         unavailable)