--- libaitcfg/configure.in	2012/09/19 15:22:31	1.12
+++ libaitcfg/configure.in	2021/11/26 01:15:03	1.27
@@ -1,28 +1,31 @@
 #
 # $Author: misho $
-# $Id: configure.in,v 1.12 2012/09/19 15:22:31 misho Exp $
+# $Id: configure.in,v 1.27 2021/11/26 01:15:03 misho Exp $
 #
-AC_INIT(libaitcfg, 5.5, misho@elwix.org)
+AC_INIT(libaitcfg, 9.0, 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([aitio], [io_TrimStr])
-AC_CHECK_LIB([aitcrc], [crcFletcher16])
+AC_CHECK_LIB([elwix], [str_Trim])
 
 # Checks for header files.