--- libaitsess/configure.in	2012/02/15 16:06:13	1.4.2.2
+++ libaitsess/configure.in	2012/02/27 21:21:32	1.4.2.3
@@ -1,6 +1,6 @@
 #
 # $Author: misho $
-# $Id: configure.in,v 1.4.2.2 2012/02/15 16:06:13 misho Exp $
+# $Id: configure.in,v 1.4.2.3 2012/02/27 21:21:32 misho Exp $
 #
 AC_INIT(libaitsess, 3.1, misho@elwix.org)
 AC_CONFIG_SRCDIR([src/aitsess.c])
@@ -21,6 +21,7 @@ LDFLAGS="-L/usr/local/lib ${LDFLAGS}"
 
 # Checks for libraries.
 AC_CHECK_LIB(pthread, [pthread_create])
+AC_CHECK_LIB(aitio, [io_arrayInit])
 
 # Checks for header files.