+enum {
+ access_read_write = (access_read | access_write),
+ access_read_exec = (access_read | access_exec),
+ access_write_exec = (access_write | access_exec),
+ access_read_write_exec = (access_read | access_write | access_exec),
+ access_read_io = (access_read | access_io),
+ access_write_io = (access_write | access_io),
+ access_read_write_io = (access_read | access_write | access_io),
+ access_exec_io = (access_exec | access_io),
+ access_read_exec_io = (access_read | access_exec | access_io),
+ access_write_exec_io = (access_write | access_exec | access_io),
+ access_read_write_exec_io = (access_read | access_write | access_exec | access_io),
+};