Next: Disk I/O for reading
Up: Bulk Data Frames
Previous: Map a Bulk Data
Use STFUNM (SCFUNM) to unmap data which have been mapped
before by a call to STFMAP. No further reference can be made to
the data of this frame within the program. The Descriptors of the
Bulk Data Frame are still accessible via the `file id'.
If necessary, the data are converted back to the original format automatically.