[Description]
- | The file number obtained using the open routine is passed as a parameter. |
- | The file management information area set using the open routine should be released to enable reuse. Also, when output file buffering is performed in low-level interface routines, the buffer contents should be written to the actual file. |
- | When the file is closed successfully, 0 is returned; if the close operation fails, -1 is returned. |
[Return value]
Normal: 0
Error: -1
[Parameters]
fileno Number of the file to be closed