--- libaitcfg/configure.in	2008/09/30 20:00:26	1.1.2.5
+++ libaitcfg/configure.in	2012/07/22 21:54:47	1.8
@@ -1,8 +1,8 @@
 #
 # $Author: misho $
-# $Id: configure.in,v 1.1.2.5 2008/09/30 20:00:26 misho Exp $
+# $Id: configure.in,v 1.8 2012/07/22 21:54:47 misho Exp $
 #
-AC_INIT(libaitcfg, 3.0, misho@openbsd-bg.org)
+AC_INIT(libaitcfg, 5.1, 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.
 
@@ -40,8 +43,10 @@ AC_ARG_ENABLE(debug,
 		case "$enableval" in
 			yes)
 				AC_DEFINE(__DEBUG,, [Build libraries with debug information and additional messages])
+				CFLAGS="-g ${CFLAGS}"
 				;;
 			*)
+				AC_DEFINE(NDEBUG,, [No debug, remove asserts])
 				;;
 		esac ],)
 AC_MSG_RESULT($DEBUG)