en:docs:fapi:dosdevioctl2

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en:docs:fapi:dosdevioctl2 [2021/09/17 09:31] – prokusheven:docs:fapi:dosdevioctl2 [2023/11/26 12:37] (current) – [Remarks] prokushev
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 Values returned in the range hex FF00 through FFFF are user dependent error codes. Values returned in the range hex FE00 through FEFF are device driver dependent error codes. Values returned in the range hex FF00 through FFFF are user dependent error codes. Values returned in the range hex FE00 through FEFF are device driver dependent error codes.
  
-Refer to the ''IBM Operating System/2 Version 1.2 I/O Subsystems And Device Support Volume 1'' for a complete listing of control functions (DevHlp calls).+Refer to the [[http://www.os2museum.com/files/docs/os212pti/64F3959_OS2_V1_2_PTI_IO_Subsystems_and_Device_Support_Vol_1_Device_Drivers.pdf|IBM Operating System/2 Version 1.2 I/O Subsystems And Device Support Volume 1]] for a complete listing of control functions (DevHlp calls).
  
 This function provides a generic, expandable IOCTL facility. This function provides a generic, expandable IOCTL facility.