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ls -ld /usr drwxr-xr-x 54 root sys 69 Apr 9 2018 /usr ... drwxr-xr-x 117 root bin 436 Sep 25 22:10 /usr/include ls -ld /usr/include/sys drwxr-xr-x 25 root bin 628 Sep 25 22:09 /usr/include/sys
ls -ld usr drwxr-xr-x 3 root root 512 Jan 20 13:06 usr ... drwxr-xr-x 3 root root 512 Jan 20 13:06 usr/include ls -ld usr/include/sys drwxr-xr-x 2 root root 11776 Jan 20 13:07 usr/include/sys