--- R-2.0.0/src/library/tcltk/Makefile.in~	2004-12-12 11:13:59.269650064 +0000
+++ R-2.0.0/src/library/tcltk/Makefile.in	2004-12-12 11:14:21.897210152 +0000
@@ -15,7 +15,7 @@
 
 pkg = tcltk
 
-R_EXE = $(top_builddir)/bin/R --vanilla
+R_EXE = $(R_EXE_NATIVE) --vanilla
 
 RSRC = `LC_COLLATE=C ls $(srcdir)/R/*.R $(srcdir)/R/$(R_OSTYPE)/*.R`