+ AC_MSG_CHECKING([if configfs.h default_groups is list_head])
+ LB_LINUX_TRY_COMPILE([
+ #include <linux/configfs.h>
+ ],[
+ struct config_group x = {
+ .group_entry = NULL,
+ };
+
+ return 0;
+ ],[
+ AC_MSG_RESULT(yes)
+ AC_DEFINE(HAVE_CONFIGFS_DEFAULT_GROUPS_LIST, 1,
+ [default_groups is list_head])
+ ],[
+ AC_MSG_RESULT(no)
+ ])
+