Add support opendir(), readdir(), closedir() and friends.

Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
---
Thomas Weißschuh (2):
      tools/nolibc: add support for sys_llseek()
      tools/nolibc: add support for directory access

 tools/include/nolibc/stdio.h                 | 76 ++++++++++++++++++++++++++++
 tools/include/nolibc/sys.h                   | 29 ++++++++++-
 tools/include/nolibc/types.h                 |  5 ++
 tools/testing/selftests/nolibc/nolibc-test.c | 37 ++++++++++++++
 4 files changed, 146 insertions(+), 1 deletion(-)
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base-commit: d3d90cc2891c9cf4ecba7b85c0af716ab755c7e5
change-id: 20250130-nolibc-dir-980c2e2b661a

Best regards,
-- 
Thomas Weißschuh <linux@weissschuh.net>