PKillSendReq
Boolean async; 0=await completion; 1=immediate return thePBptr is a pointer to an ATPParamBlock structure. The relevant fields are as follows:
Æ csCode short 2 26 Always PKillSendRequest
Æ aKillQEl Ptr 1 44 Pointer to a queue element async is a Boolean value. Use FALSE for normal ( synchronous) operation or TRUE to enqueue the request and resume control immediately. See Async I/O.
noErr (0) No error
cbNotFound -1102 aKillQEl does not point to a SendReq or NSendReq
queue element
takes different arguments, and will abort both PSendRequest and PNSendRequest . To abort one of these calls, place a pointer to the queue element of the call to abort in aKillQEl and issue the PKillSendReq.