# of structures used to describe files.
AC_DEFUN([ACX_LARGEFILE],[dnl
+
+# The tests for host and target for $enable_largefile require
+# canonical names.
+AC_REQUIRE([AC_CANONICAL_HOST])
+AC_REQUIRE([AC_CANONICAL_TARGET])
+
+# As the $enable_largefile decision depends on --enable-plugins we must set it
+# even in directories otherwise not depending on the $plugins option.
+
+AC_PLUGINS
+
case "${host}" in
changequote(,)dnl
sparc-*-solaris*|i[3-7]86-*-solaris*)