Initialize the library

Before the library can be used, you must initialize it using the InitLibrary method.

POS Object

Name	Description
`POS`	POS object representing the cash register application.

Name	Description
`InitLibrary`	Initializes the library and sets the environment, merchant name, cash register name, integrator name, and library flags.

Name	Type	Description
`environment`	long	Environment flag. Set as `1` for the Test environment and `2` for the Live environment.
`merchantName`	String	The merchant account used for the cash register application registration.
`appName`	String	The cash register name.Format this value like so: Cash register company and product / Cash register product version / Adyen integration name / Adyen integration version. For example, Acme Corp POS / 1.2.1 / Acme Adyen connector / 0.1
`flags`	long	A set of library flags.
`integratorName`	String	The name of the integrator company for logging.This value should be the name of the company deploying cash register or Point-of-Sale solution, for example, Retail Consultancy Corp.

Check the intCallResult value immediately to indicate if the C library received the request without error.

Name	Description
`InitLibraryCB`	Returns the result of the library initialization.