--- libaitpelco/configure.in	2011/05/10 20:27:25	1.1.1.1.4.1
+++ libaitpelco/configure.in	2016/08/18 09:37:59	1.6.2.1
@@ -1,11 +1,14 @@
 #
 # $Author: misho $
-# $Id: configure.in,v 1.1.1.1.4.1 2011/05/10 20:27:25 misho Exp $
+# $Id: configure.in,v 1.6.2.1 2016/08/18 09:37:59 misho Exp $
 #
-AC_INIT(libaitpelco, 1.1, misho@openbsd-bg.org)
+AC_INIT(libaitpelco, 2.3, misho@openbsd-bg.org)
 AC_CONFIG_SRCDIR([src/aitpelco.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
@@ -14,15 +17,14 @@ 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.
-# FIXME: Replace `main' with a function in `-laitcrc':
-AC_CHECK_LIB([aitcrc], [crcPelco])
+AC_CHECK_LIB([elwix], [crcPelco])
 
 # Checks for header files.