Kindle设置时区

https://github.com/koreader/koreader/issues/1539
https://www.mobileread.com/forums/showthread.php?t=345937

越狱后可以ssh连接，通过 settz 设置时区

[root@kindle root]# settz
+0000
[root@kindle root]# settz 28800
[root@kindle root]# settz
+0800
[root@kindle root]# 
[root@kindle root]# 
[root@kindle root]# 
[root@kindle root]# date
Sat Mar 30 21:23:21 AMZ 2024
[root@kindle root]# date; date -u; hwclock -r
Sat Mar 30 21:23:24 AMZ 2024
Sat Mar 30 13:23:24 UTC 2024
Sat Mar 30 13:23:24 2024  0.000000 seconds