Y2038 fixes

[pevik]

We have few Y2038 related fixes, then need to be improved:

• https://patchwork.ozlabs.org/project/ltp/patch/20250523074107.3655219-1-jiaying.song.cn@windriver.com/
• https://patchwork.ozlabs.org/project/ltp/patch/20250522093003.1958528-1-jiaying.song.cn@windriver.com/
• https://patchwork.ozlabs.org/project/ltp/patch/20250519064955.2061913-1-jiaying.song.cn@windriver.com/
• https://patchwork.ozlabs.org/project/ltp/patch/20250428073811.133441-1-jiaying.song.cn@windriver.com/

NOTE: patchwork is wrong, the author and sender is Jiaying Song (not Ricardo B. Marliere).