--- libaitcfg/configure.in	2008/09/30 14:56:51	1.1.2.3
+++ libaitcfg/configure.in	2012/04/04 13:14:01	1.7.2.1
@@ -1,4 +1,8 @@
-AC_INIT(libaitcfg, 3.0, misho@openbsd-bg.org)
+#
+# $Author: misho $
+# $Id: configure.in,v 1.7.2.1 2012/04/04 13:14:01 misho Exp $
+#
+AC_INIT(libaitcfg, 5.1, misho@elwix.org)
 AC_CONFIG_SRCDIR([src/aitcfg.c])
 AC_CONFIG_HEADERS([inc/config.h])
 
@@ -16,6 +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.
 
@@ -35,9 +42,11 @@ AC_ARG_ENABLE(debug,
 	[ DEBUG=$enableval
 		case "$enableval" in
 			yes)
-				AC_DEFINE(_DEBUG,, [Build libraries with debug information and additional messages])
+				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)