--- libaitcfg/configure.in	2009/10/19 15:00:10	1.3
+++ libaitcfg/configure.in	2016/05/18 15:18:10	1.22
@@ -1,25 +1,31 @@
 #
 # $Author: misho $
-# $Id: configure.in,v 1.3 2009/10/19 15:00:10 misho Exp $
+# $Id: configure.in,v 1.22 2016/05/18 15:18:10 misho Exp $
 #
-AC_INIT(libaitcfg, 3.1, misho@openbsd-bg.org)
+AC_INIT(libaitcfg, 7.7, misho@elwix.org)
 AC_CONFIG_SRCDIR([src/aitcfg.c])
 AC_CONFIG_HEADERS([inc/config.h])
 
+ac_cv_func_malloc_0_nonnull="yes"
+ac_cv_func_realloc_0_nonnull="yes"
+
 # Checks for programs.
 AC_PROG_CC
 AC_PROG_INSTALL
+AC_PROG_RANLIB
 
 AC_CANONICAL_HOST
 AC_CANONICAL_TARGET
 
-AC_CHECK_TOOL(MKDEP, mkdep, no)
+AC_CHECK_TOOL(MKDEP, mkdep, ../mkdep)
 AC_SUBST(MKDEP)
 
-CFLAGS="-Wall -O2 -fPIC -I/usr/local/include ${CFLAGS}"
-LDFLAGS="-L/usr/local/lib ${LDFLAGS}"
+CFLAGS="-Wall -O2 -fPIC ${CFLAGS}"
+LDFLAGS="${LDFLAGS}"
 
 # Checks for libraries.
+AC_CHECK_LIB([pthread], [pthread_mutex_lock])
+AC_CHECK_LIB([elwix], [str_Trim])
 
 # Checks for header files.
 
@@ -43,6 +49,7 @@ AC_ARG_ENABLE(debug,
 				CFLAGS="-g ${CFLAGS}"
 				;;
 			*)
+				AC_DEFINE(NDEBUG,, [No debug, remove asserts])
 				;;
 		esac ],)
 AC_MSG_RESULT($DEBUG)