AC_ARG_ENABLE(includerc,
[  --enable-includerc         Enable include command in .nanorc file],
[if test x$enableval = xyes; then
    AC_DEFINE(ENABLE_NANORC, 1, [Define this to use the .nanorc file.]) nanorc_support=yes
    AC_DEFINE(ENABLE_INCLUDERC, 1, [Define this to enable the include command in .nanorc files.]) includerc_support=yes
 fi])

AC_ARG_ENABLE(all,
[  --enable-all            Enable ALL extra nano functionality (kitchen sink option)],
[if test x$enableval = xyes; then
    AC_DEFINE(ENABLE_NANORC, 1, [Define this to use the .nanorc file.]) nanorc_support=yes
    AC_DEFINE(ENABLE_INCLUDERC, 1, [Define this to enable the include command in .nanorc files.]) includerc_support=yes
    AC_DEFINE(ENABLE_COLOR, 1, [Define this to have syntax highlighting, requires ENABLE_NANORC too!]) color_support=yes
    AC_DEFINE(ENABLE_MULTIBUFFER, 1, [Define this to enable multiple file buffers.]) multibuffer_support=yes
    AC_DEFINE(NANO_EXTRA, 1, [Define this to enable the extra stuff.]) extra_support=yes
    AC_MSG_WARN([

***********************************************************************
*** WARNING: Color support is far from perfect, but functional.     ***
*** Be careful with syntax in your .nanorc or nano may malfunction. ***
***********************************************************************
])
fi])