| SSZ( ) | Return Sector Size | 
SSZ(drive[,ERR=stmtref])
  
Where:
| drive | Disk drive whose sector size is to be returned (ignored). Numeric expression. | 
| stmtref | Program line number or statement label to which to transfer control. | 
Always 256.
The SSZ( ) function has been provided for compatibility with Business Basic systems. In PxPlus, it always returns 256.