In the sample.cpp file,
modify the values of the following variables:
MERCHANT_ID
TRANSACTION_KEY
SERVER_URL
LIB_VERSION (if using a different gSOAP version)
ENVIRONMENT
Do not use LIB_VERSION variable
unless you are using a different version of gSOAP.
Run the make cybsdemo script.
You can safely ignore the warning messages. cybsdemo is
now ready to use. The reply file contains the request result and
all returned fields. When client testing is finished, write the
code to use the client application.