Fix creating the .../lib/ directory structure in the non-sysroot case

The symbol link that is created in the sysroot directory only needs
to be made when the cross compiler is build with the sysroot option

Signed-off-by: Bart van der Meulen <bartvdrmeulen@gmail.com>
(transplanted from 0e49e6eddac4f5bbde6394eb3e6e36be75fc550c)

scripts/crosstool-NG.sh.in

@@ -279,8 +279,10 @@ if [ -z "${CT_RESTART}" ]; then
     CT_DoExecLog ALL mkdir -p "${CT_SYSROOT_DIR}/lib"
     CT_DoExecLog ALL mkdir -p "${CT_SYSROOT_DIR}/usr/lib"
 
-    # Prevent gcc from installing its libraries outside of the sys-root
-    CT_DoExecLog ALL ln -sf "./${CT_SYSROOT_DIR_PREFIX}/sys-root/lib" "${CT_PREFIX_DIR}/${CT_TARGET}/lib"
+    if [ "${CT_USE_SYSROOT}" = "y" ]; then
+      # Prevent gcc from installing its libraries outside of the sys-root
+      CT_DoExecLog ALL ln -sf "./${CT_SYSROOT_DIR_PREFIX}/sys-root/lib" "${CT_PREFIX_DIR}/${CT_TARGET}/lib"
+    fi
 
     # Now, in case we're 64 bits, just have lib64/ be a symlink to lib/
     # so as to have all libraries in the same directory (we can do that