Changes the owner user identification code (UIC) of the file.
#include <unistd.h>
int chown (const char *file_spec, uid_t owner,
gid_t group); (ISO
POSIX-1)
int chown (const char *file_spec, unsigned int
owner, unsigned int group); (Compatability)
| 0 | Indicates success. |
| -1 | Indicates failure. |