-export gcc_lib=c:/ghc/ghc-5.02.2/gcc-lib
-export perl_dir=c:/ghc/ghc-5.02.2
-export mingw_include=c:/ghc/ghc-5.02.2/include/mingw
+#export gcc_lib=c:/ghc/ghc-5.02.2/gcc-lib
+
+export old_ghc_top=c:/lang/ghc-5.04.1
+export mingw_top=c:/lang/MinGW32
+
+#Directory where a (cygwin-free) perl binary resides.
+# export perl_dir=c:/ghc/ghc-5.04
+export perl_dir=$old_ghc_top
+
+# The gcc-lib directory of the mingw tree you want to
+# include with the binary dist.
+# export gcc_lib=f:/mingw/lib/gcc-lib/mingw32/2.95.3-6/
+export gcc_lib=$mingw_top/lib/gcc-lib/mingw32/2.95.3-8
+
+#
+# The mingw include, lib, and bin directories.
+#
+export mingw_include=$mingw_top/include
+export mingw_lib=$mingw_top/lib
+export mingw_bin=$mingw_top/bin