F$FreeLB

Get Free Low Block
Searches the DAT image for the lowest set of contiguous free blocks of the specified size

OS9 F$FreeLB 103F 3D

Entry Conditions

B block count

Y DAT image pointer

Exit Conditions

A starting block number

Error Output

CC carry set on error

B error code, if any

Additional Information

  • The Get Free Low Block call returns the block number of the beginning memory address of the free blocks.
  • The support module for this system call is OS9p1.

krn

MongoDB Logo MongoDB