i am trying to create a CIN using makefile method.when i compile the make file in VC++ version 6 ,i get the following error NMAKE:Fatal error u1073 don't know how to make 'labview.lib' stop error executing NMAKE. my make file has name=mult type=CIN cintoolsdir=c:\programfiles\national Instruments\Labview 6\cintools !include<$(cintoolsdir)\ntlvsb.mak>