--- libaitpelco/configure.in	2010/01/22 00:57:28	1.1.1.1
+++ libaitpelco/configure.in	2014/04/27 16:32:17	1.5.2.1
@@ -1,11 +1,14 @@
 #
 # $Author: misho $
-# $Id: configure.in,v 1.1.1.1 2010/01/22 00:57:28 misho Exp $
+# $Id: configure.in,v 1.5.2.1 2014/04/27 16:32:17 misho Exp $
 #
-AC_INIT(libaitpelco, 1.0, misho@openbsd-bg.org)
+AC_INIT(libaitpelco, 2.2, 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
@@ -17,12 +20,12 @@ AC_CANONICAL_TARGET
 AC_CHECK_TOOL(MKDEP, mkdep, no)
 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.