--- libaitcfg/configure.in	2009/09/09 09:07:30	1.2
+++ libaitcfg/configure.in	2012/07/25 15:24:20	1.9
@@ -1,8 +1,8 @@
 #
 # $Author: misho $
-# $Id: configure.in,v 1.2 2009/09/09 09:07:30 misho Exp $
+# $Id: configure.in,v 1.9 2012/07/25 15:24:20 misho Exp $
 #
-AC_INIT(libaitcfg, 3.0, misho@openbsd-bg.org)
+AC_INIT(libaitcfg, 5.2, misho@elwix.org)
 AC_CONFIG_SRCDIR([src/aitcfg.c])
 AC_CONFIG_HEADERS([inc/config.h])
 
@@ -20,6 +20,9 @@ CFLAGS="-Wall -O2 -fPIC -I/usr/local/include ${CFLAGS}
 LDFLAGS="-L/usr/local/lib ${LDFLAGS}"
 
 # Checks for libraries.
+AC_CHECK_LIB([pthread], [pthread_mutex_lock])
+AC_CHECK_LIB([aitio], [io_TrimStr])
+AC_CHECK_LIB([aitcrc], [crcFletcher16])
 
 # Checks for header files.
 
@@ -43,6 +46,7 @@ AC_ARG_ENABLE(debug,
 				CFLAGS="-g ${CFLAGS}"
 				;;
 			*)
+				AC_DEFINE(NDEBUG,, [No debug, remove asserts])
 				;;
 		esac ],)
 AC_MSG_RESULT($DEBUG)