--- libelwix/configure.in	2013/03/07 16:25:25	1.2.2.1
+++ libelwix/configure.in	2013/11/14 21:31:28	1.16
@@ -1,10 +1,13 @@
 #
 # $Author: misho $
-# $Id: configure.in,v 1.2.2.1 2013/03/07 16:25:25 misho Exp $
+# $Id: configure.in,v 1.16 2013/11/14 21:31:28 misho Exp $
 #
-AC_INIT(libelwix, 1.2, misho@elwix.org)
+AC_INIT(libelwix, 2.5, misho@elwix.org)
 AC_CONFIG_SRCDIR([src/elwix.c])
 AC_CONFIG_HEADERS([inc/config.h])
+
+ac_cv_func_malloc_0_nonnull="yes"
+ac_cv_func_realloc_0_nonnull="yes"
 
 # Checks for programs.
 AC_PROG_CC