userfunc
return (userfunc(np));
static NODE *userfunc(NODE *np);
ACPI_WALK_CALLBACK userfunc, void *userarg, void **retval)
ASSERT(userfunc != NULL);
if (hdl == NULL || userfunc == NULL || (ids == NULL && count != 0)) {
arg.user_func = userfunc;
ACPI_WALK_CALLBACK userfunc, void *userarg, void** retval);