Function close
Source pub unsafe extern "system" fn close(fd: c_uint) -> c_int
Expand description
close() closes a file descriptor, so that it no longer refers to
any file and may be reused.
§RETURN VALUE
close() returns zero on success. On error, -1 is returned, and
errno is set to indicate the error.
§ERRORS
EBADF(9), EINTR(4), EIO(5), ENOSPC(28), etc.
§Link
Read the docs
here