+AC_ARG_ENABLE([split-usr],
+ AS_HELP_STRING([--enable-split-usr], [Assume that /bin, /sbin aren\'t symlinks into /usr]),
+ [],
+ [AS_IF([test "x${ac_default_prefix}" != "x${with_rootprefix}"], [
+ enable_split_usr=yes
+ ], [
+ enable_split_usr=no
+ ])])
+
+AS_IF([test "x${enable_split_usr}" = "xyes"], [