)
Values for VCOMM (VxD ID 002Bh) service number:
 0000h	"VCOMM_Get_Version"
 0001h	"_VCOMM_Register_Port_Driver"
 0002h	"_VCOMM_Acquire_Port"
 0003h	"_VCOMM_Release_Port"
 0004h	"_VCOMM_OpenComm"
 0005h	"_VCOMM_SetCommState"
 0006h	"_VCOMM_GetCommState"
 0007h	"_VCOMM_SetupComm"
 0008h	"_VCOMM_TransmitCommChar"
 0009h	"_VCOMM_CloseComm"
 000Ah	"_VCOMM_GetCommQueueStatus"
 000Bh	"_VCOMM_ClearCommError"
 000Ch	"_VCOMM_GetModemStatus"
 000Dh	"_VCOMM_GetCommProperties"
 000Eh	"_VCOMM_EscapeCommFunction"
 000Fh	"_VCOMM_PurgeComm"
 0010h	"_VCOMM_SetCommEventMask"
 0011h	"_VCOMM_GetCommEventMask"
 0012h	"_VCOMM_WriteComm"
 0013h	"_VCOMM_ReadComm"
 0014h	"_VCOMM_EnableCommNotification"
 0015h	"_VCOMM_GetLastError"
 0016h	"_VCOMM_Steal_Port"
 0017h	"_VCOMM_SetReadCallBack"
 0018h	"_VCOMM_SetWriteCallBack"
 0019h	"_VCOMM_GetSetCommTimeouts"
 001Ah	"_VCOMM_SetWriteRequest"
 001Bh	"_VCOMM_SetReadRequest"
 001Ch	"_VCOMM_Dequeue_Request"
 001Dh	"_VCOMM_Dequeue_Request"
 001Eh	"_VCOMM_Enumerate_DevNodes"
 001Fh	"VCOMM_Map_Win32DCB_To_Ring0"
 0020h	"VCOMM_Map_Ring0DCB_To_Win32"
 0021h	"_VCOMM_Get_Contention_Handler"
 0022h	"_VCOMM_Map_Name_To_Resource"
SeeAlso: #01293,#01295