--- libaitsched/configure.in	2012/08/08 22:51:42	1.15.2.1
+++ libaitsched/configure.in	2013/06/19 00:16:35	1.22
@@ -1,11 +1,14 @@
 #
 # $Author: misho $
-# $Id: configure.in,v 1.15.2.1 2012/08/08 22:51:42 misho Exp $
+# $Id: configure.in,v 1.22 2013/06/19 00:16:35 misho Exp $
 #
-AC_INIT(libaitsched, 3.1, misho@openbsd-bg.org)
+AC_INIT(libaitsched, 3.7, misho@openbsd-bg.org)
 AC_CONFIG_SRCDIR([src/aitsched.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
 AC_PROG_INSTALL
@@ -65,6 +68,14 @@ AC_ARG_ENABLE(aio,
 				;;
 		esac ],)
 AC_MSG_RESULT($AIO)
+
+KQ_EVENTS=24
+AC_MSG_CHECKING(How many kqueue events can scheduling at one time)
+AC_ARG_WITH(kq_events, 
+	[  --with-kq_events        Set how many kqueue events can scheduling at one time ],
+	[ KQ_EVENTS=$withval ], KQ_EVENTS=32)
+AC_DEFINE_UNQUOTED(KQ_EVENTS, $KQ_EVENTS, [ How many kqueue events can scheduling at one time ])
+AC_MSG_RESULT($KQ_EVENTS)
 
 AC_CONFIG_FILES([Makefile
                  inc/Makefile