--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/config/largefile.m4	Fri Feb 12 23:39:51 2010 +0900
@@ -0,0 +1,34 @@
+# This macro wraps AC_SYS_LARGEFILE with one exception for Solaris.
+# PR 9992/binutils: We have to replicate everywhere the behaviour of
+# bfd's configure script so that all the directories agree on the size
+# 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*)
+changequote([,])dnl
+    # On native 32bit sparc and ia32 solaris, large-file and procfs support
+    # are mutually exclusive; and without procfs support, the bfd/ elf module
+    # cannot provide certain routines such as elfcore_write_prpsinfo
+    # or elfcore_write_prstatus.  So unless the user explicitly requested
+    # large-file support through the --enable-largefile switch, disable
+    # large-file support in favor of procfs support.
+    test "${target}" = "${host}" -a "x$plugins" = xno \
+      && : ${enable_largefile="no"}
+    ;;
+esac
+
+AC_SYS_LARGEFILE
+])