Reports the files (member) block position.
int __bldl (int handle);
Required Header |
<io.h> |
Return Value
This function returns the TTRK if the operation was successful. -1 indicates an error.
Parameters
handle
The low level I/O handle to the open file
Remarks
The __bldl function returns the TTRK of the opened member file. The K value describes which concatenated dataset was used to open the member, where values start from 0.
Use _fileno to get the low-level handle of a stream.
Only files that have been specified with a (member) in read-only mode can use this function.
See Also __note