--- libaitcfg/configure.in	2008/09/30 14:33:36	1.1
+++ libaitcfg/configure.in	2009/09/09 09:07:30	1.2
@@ -0,0 +1,54 @@
+#
+# $Author: misho $
+# $Id: configure.in,v 1.2 2009/09/09 09:07:30 misho Exp $
+#
+AC_INIT(libaitcfg, 3.0, misho@openbsd-bg.org)
+AC_CONFIG_SRCDIR([src/aitcfg.c])
+AC_CONFIG_HEADERS([inc/config.h])
+
+# Checks for programs.
+AC_PROG_CC
+AC_PROG_INSTALL
+
+AC_CANONICAL_HOST
+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 ${LDFLAGS}"
+
+# Checks for libraries.
+
+# Checks for header files.
+
+# Checks for typedefs, structures, and compiler characteristics.
+AC_C_CONST
+AC_C_INLINE
+
+# Checks for library functions.
+AC_FUNC_MALLOC
+AC_FUNC_REALLOC
+AC_CHECK_FUNCS([bzero memmove memset strchr strspn])
+
+DEBUG=no
+AC_MSG_CHECKING(Debug Build)
+AC_ARG_ENABLE(debug,
+	[  --enable-debug          Build library with debug information and additional messages],
+	[ DEBUG=$enableval
+		case "$enableval" in
+			yes)
+				AC_DEFINE(__DEBUG,, [Build libraries with debug information and additional messages])
+				CFLAGS="-g ${CFLAGS}"
+				;;
+			*)
+				;;
+		esac ],)
+AC_MSG_RESULT($DEBUG)
+
+AC_CONFIG_FILES([Makefile
+		inc/Makefile
+		lib/Makefile
+		src/Makefile])
+AC_OUTPUT