| Description | Returns the IRQ used by a serial controller. | 
| Parameters | Device handle and pointer to buffer to receive IRQ. | 
| Returns | 0 = fail, 1 = OK. | 
| Notes | None. | 
 
Visual C++ Declaration/example
 
BOOL TBAPI TBApiGetDeviceIrq
(HTBDEVICE aDeviceHandle, DWORD* aIrq);
 
 
Public Declare Function
TBApiGetDeviceIrq Lib "TBapi" Alias "_DLL_TBApiGetDeviceIrq@8"
(ByVal aDeviceHandle As Byte, ByVal aIrq As Long) As Long