_errGetDescrip()   Get the value of description
 _errGetFileName()  Get the filename
 _errGetFlags()     Get the values of the error type flags
 _errGetGenCode()   Get the value of genCode
 _errGetOperation() Get the value of operation
 _errGetOsCode()    Get the value of osCode
 _errGetSeverity()  Get the value of severity
 _errGetSubCode()   Get the value of subCode
 _errGetSubSystem() Get the value of subSystem
 _errGetTries()     Get the value of the retry counter tries
 _errLaunch()       Launch the CA-Clipper error handler system
 _errNew()          Create a new Error object
 _errPutDescrip()   Set the value of description
 _errPutFileName()  Set the filename
 _errPutFlags()     Set the value of the error type flags
 _errPutGenCode()   Set the value of genCode
 _errPutOperation() Set the value of operation
 _errPutOsCode()    Set the value of osCode
 _errPutSeverity()  Set the value of severity
 _errPutSubCode()   Set the value of subCode
 _errPutSubSystem() Set the value of subSystem
 _errPutTries()     Set the value of the counter tries
 _errRelease()      Destroy an Error object
 Error API          Usage Example