-if "%LIBC_BUILD%" == "Y" set PRELUDE=%TOOLS%\ndk\libc\imports\libcpre.o
-if "%CLIB_BUILD%" == "Y" set PRELUDE=%TOOLS%\codewar\pdk_21\novell support\metrowerks support\libraries\runtime\nwpre.obj
+if "%LIBC_BUILD%" == "Y" set PRELUDE=%IMPORTS%\libcpre.o
+if "%CLIB_BUILD%" == "Y" set PRELUDE=%IMPORTS%\clibpre.o