Declaration:
int unlink(char file_name[]);
Description
Deletes a file.
unlink deletes the file specified by file_name. Any drive, path, and file name can be used as the filename. Wildcards are not allowed. This call cannot delete read-only files.
Note. If your file is open, be sure to close it before unlinking it.
Returned Value
On success, unlink returns 0. On error, it returns -1 and sets the errno global variable to one of the following values:
EACCES Permission denied
ENOENT Path or file name not found
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