how to make emulator for microdog dongle

[butaktelco]

i set in chk make.bat

@ECHO OFF

set SRC_DRIVE=C:
set SRC_PATH=C:\Vusb\Bus
set DDK_PATH=C:\WinDDK\7600.16385.1

call %DDK_PATH%\bin\setenv.bat %DDK_PATH% wxp chk

%SRC_DRIVE%
cd %SRC_DRIVE%\%SRC_PATH%

set DEBUG_BUILD=1
nmake

pause

then after execute show like these

OACR monitor running already
The filename, directory name, or volume label syntax is incorrect.

Microsoft (R) Program Maintenance Utility Version 9.00.30729.207
Copyright (C) Microsoft Corporation. All rights reserved.

NMAKE : fatal error U1064: MAKEFILE not found and no target specified
Stop.
Press any key to continue . . .

where is source on directory c:\vusb
anything missing for step ?

thanks