Winfax funciona muito bem: (http://www.delrina.com/)

Você pode trabalhar facilmenta através da porta COM:

oWinFax = CreateObject("WinFax.SDKSend")

oWinFax.SetSubject("Test Fax")

oWinFax.SetNumber("1234567")

oWinFax.SetAreaCode("555")

oWinFax.SetCompany("Alguma Empresa")

oWinFax.AddRecipient() && requerido

oWinFax.SetPrintFromApp(1)

oWinFax.AddAttachmentFile("") && aqui vai o arquivo se quizeres

oWinFax.Send(1)

SET PRINTER TO NAME winfax

REPORT FORM MyReport TO PRINT NOCONSOLE
SET PRINTER TO

RELEASE oWinFax
HTH

--

Alex Feldstein - MCP Visual FoxPro