InfoConnect for Airlines VBA Guide
XfrIndBlkSize Property
Gets or sets the block size (in bytes) for the file being created on the host as the result of a transfer.
Syntax
Object.XfrIndBlkSize As Long
Remarks
For files with fixed-length records, this value must be a multiple of the Logical Record Length, which is controlled by the XfrIndLRecl property. This property affects IND$FILE transfer and is applicable to 3270 sessions only.

The default is 0. The range of values is 0 - 32,768.

This property is only relevant if the XfrHostSys property is set to Tso.

See Also