* configure.ac (AM_INIT_AUTOMAKE): Replace 2 argument form by the
option form. Add options from the top Makefile.
(AM_CONFIG_HEADER): Rename to AC_CONFIG_HEADER.
* Makefile.am (AUTOMAKE_OPTIONS): Remove.
* kbx/Makefile.am: Remove INCLUDES. Include cmacros.am. FActor some
AM_CPPFLAGS options to AM_CFLAGS.