--- libaitio/configure.in	2011/10/31 13:53:50	1.13
+++ libaitio/configure.in	2012/05/19 00:19:55	1.20.2.2
@@ -1,8 +1,8 @@
 #
 # $Author: misho $
-# $Id: configure.in,v 1.13 2011/10/31 13:53:50 misho Exp $
+# $Id: configure.in,v 1.20.2.2 2012/05/19 00:19:55 misho Exp $
 #
-AC_INIT(libaitio, 2.1, misho@elwix.org)
+AC_INIT(libaitio, 3.1, misho@elwix.org)
 AC_CONFIG_SRCDIR([src/aitio.c])
 AC_CONFIG_HEADERS([inc/config.h])
 
@@ -21,6 +21,7 @@ LDFLAGS="-L/usr/local/lib ${LDFLAGS}"
 
 AC_CHECK_LIB([crypto], [EVP_CipherInit_ex])
 AC_CHECK_LIB([util], [forkpty])
+AC_CHECK_LIB([rt], [aio_read])
 
 # Checks for header files.
 AC_CHECK_HEADERS([stdlib.h string.h sys/ioctl.h termios.h unistd.h])