/usr/lib/s9fes/help/sys_chown is in scheme9 2010.11.13-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | S9 EXT (sys:chown string integer1|string2|#f int2|str3|#f) ==> unspecific
(sys:lchown string integer1|string2|#f int2|str3|#f) ==> unspecific
Change the ownership for the file STRING to user ID INTEGER1
and the group ID INT2.
When a symbolic user or group name is supplied the place of
a numeric user/group ID, the name will be looked up in the user
database and converted to numeric ID. When the placeholder #F
is given in the place of an ID, the corresponding ID will be
left unchanged.
SYS:CHOWN dereferences symlinks while SYS:LCHOWN operates on the
symlunks themselves.
(sys:chown "file" 0 0) ==> unspecific
(sys:chown "file" "root" #f) ==> unspecific
(sys:chown "file" #f #f) ==> unspecific ; null operation
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