--- libaitcli/configure.in	2010/04/16 13:20:29	1.1
+++ libaitcli/configure.in	2022/12/05 22:23:38	1.21
@@ -1,35 +1,42 @@
 #
 # $Author: misho $
-# $Id: configure.in,v 1.1 2010/04/16 13:20:29 misho Exp $
+# $Id: configure.in,v 1.21 2022/12/05 22:23:38 misho Exp $
 #
-AC_INIT(libaitcli, 1.1, misho@openbsd-bg.org)
+AC_INIT(libaitcli, 4.4, misho@elwix.org)
 AC_CONFIG_SRCDIR([src/aitcli.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(readline, [readline])
+AC_CHECK_LIB(util, [forkpty])
+AC_CHECK_LIB(elwix, [str_Trim])
 
 # Checks for header files.
-AC_CHECK_HEADERS([stdlib.h string.h sys/ioctl.h termios.h unistd.h])
+AC_CHECK_HEADERS([stdlib.h string.h sys/ioctl.h termios.h unistd.h libutil.h])
 
 # Checks for typedefs, structures, and compiler characteristics.
 AC_C_INLINE
 
 # Checks for library functions.
 AC_CHECK_FUNCS([memset strdup strerror])
+AC_CHECK_FUNCS([str_Trim])
+AC_CHECK_FUNCS([forkpty])
 
 DEBUG=no
 AC_MSG_CHECKING(Debug Build)