Depende para lo que quieras hacer, son muchas, aunque no se si todas funcionen desde VB tendrías que mirar el prototipo de cada una.
Printing and Print Spooler Functions
The following functions are used to print.
AbortDoc
DeviceCapabilities
EndDoc
EndPage
Escape
ExtEscape
SetAbortProc
StartDoc
StartPage
The following functions are used to access the print spooler.
AbortPrinter
AbortProc
AddForm
AddJob
AddMonitor
AddPort
AddPrinter
AddPrinterConnection
AddPrinterDriver
AddPrinterDriverEx
AddPrintProcessor
AddPrintProvidor
AdvancedDocumentProperties
ClosePrinter
ConfigurePort
ConnectToPrinterDlg
DeleteForm
DeleteMonitor
DeletePort
DeletePrinter
DeletePrinterConnection
DeletePrinterData
DeletePrinterDataEx
DeletePrinterDriver
DeletePrinterDriverEx
DeletePrinterKey
DeletePrintProcessor
DeletePrintProvidor
DocumentProperties
EndDocPrinter
EndPagePrinter
EnumForms
EnumJobs
EnumMonitors
EnumPorts
EnumPrinterData
EnumPrinterDataEx
EnumPrinterDrivers
EnumPrinterKey
EnumPrinters
EnumPrintProcessorDatatypes
EnumPrintProcessors
FindClosePrinterChangeNotification
FindFirstPrinterChangeNotification
FindNextPrinterChangeNotification
FreePrinterNotifyInfo
GetDefaultPrinter
GetForm
GetJob
GetPrinter
GetPrinterData
GetPrinterDataEx
GetPrinterDriver
GetPrinterDriverDirectory
GetPrintProcessorDirectory
OpenPrinter
PrinterProperties
ReadPrinter
ResetPrinter
ScheduleJob
SetDefaultPrinter
SetForm
SetJob
SetPort
SetPrinter
SetPrinterData
SetPrinterDataEx
StartDocPrinter
StartPagePrinter
WritePrinter
