┌──────────────────────────────────────────────────────┐
│Field                          Length     C Datatype  │
├──────────────────────────────────────────────────────┤
│Modem Control Signals ON Mask  BYTE       BYTE        │
├──────────────────────────────────────────────────────┤
│Modem Control Signals OFF Mask BYTE       BYTE        │
└──────────────────────────────────────────────────────┘

Related C Data Structure

The MODEMSTATUS data structure can be used by C programmers.

To include this data structure in your file, make sure INCL_DOSDEVIOCTL is defined before you include OS2.H.