+/* *at */
+#define __IGNORE_open /* openat */
+#define __IGNORE_link /* linkat */
+#define __IGNORE_unlink /* unlinkat */
+#define __IGNORE_mknod /* mknodat */
+#define __IGNORE_chmod /* fchmodat */
+#define __IGNORE_chown /* fchownat */
+#define __IGNORE_mkdir /* mkdirat */
+#define __IGNORE_rmdir /* unlinkat */
+#define __IGNORE_lchown /* fchownat */
+#define __IGNORE_access /* faccessat */
+#define __IGNORE_rename /* renameat */
+#define __IGNORE_readlink /* readlinkat */
+#define __IGNORE_symlink /* symlinkat */
+#define __IGNORE_utimes /* futimesat */
+#if BITS_PER_LONG == 64
+#define __IGNORE_stat /* fstatat */
+#define __IGNORE_lstat /* fstatat */
+#else
+#define __IGNORE_stat64 /* fstatat64 */
+#define __IGNORE_lstat64 /* fstatat64 */
+#endif
+
+/* CLOEXEC flag */
+#define __IGNORE_pipe /* pipe2 */
+#define __IGNORE_dup2 /* dup3 */
+#define __IGNORE_epoll_create /* epoll_create1 */
+#define __IGNORE_inotify_init /* inotify_init1 */
+#define __IGNORE_eventfd /* eventfd2 */
+#define __IGNORE_signalfd /* signalfd4 */
+
+/* MMU */
+#ifndef CONFIG_MMU
+#define __IGNORE_madvise
+#define __IGNORE_mbind
+#define __IGNORE_mincore
+#define __IGNORE_mlock
+#define __IGNORE_mlockall
+#define __IGNORE_munlock
+#define __IGNORE_munlockall
+#define __IGNORE_mprotect
+#define __IGNORE_msync
+#define __IGNORE_migrate_pages
+#define __IGNORE_move_pages
+#define __IGNORE_remap_file_pages
+#define __IGNORE_get_mempolicy
+#define __IGNORE_set_mempolicy
+#define __IGNORE_swapoff
+#define __IGNORE_swapon
+#endif
+