--- config/configure.ac~	2012-03-23 14:40:44.000000000 +0400
+++ config/configure.ac	2013-10-06 20:54:28.421725052 +0400
@@ -32,6 +32,9 @@
 AC_PROG_MAKE_SET
 AC_CANONICAL_HOST
 
+# check for large file support
+AC_SYS_LARGEFILE
+
 # ---------------------------------------------------------------------------
 # i18n support
 # ---------------------------------------------------------------------------
--- config/config.h.in~	2013-04-17 08:14:05.000000000 +0400
+++ config/config.h.in	2013-12-02 21:21:39.691307841 +0400
@@ -13,6 +13,9 @@
 /* Define to 1 if you have the <inttypes.h> header file. */
 #undef HAVE_INTTYPES_H
 
+/* Number of bits in a file offset, on hosts where this is settable. */
+#undef _FILE_OFFSET_BITS
+
 /* Define to 1 if you have the <libintl.h> header file. */
 #undef HAVE_LIBINTL_H