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AC_DEFUN([AX_ARG_DEFAULT_ENABLE], [
AC_ARG_ENABLE([$1], AS_HELP_STRING([--disable-$1], [$2 (default is ENABLED$3)]))
AX_PARSE_VALUE([$1], [y])
])
AC_DEFUN([AX_ARG_DEFAULT_DISABLE], [
AC_ARG_ENABLE([$1], AS_HELP_STRING([--enable-$1], [$2 (default is DISABLED$3)]))
AX_PARSE_VALUE([$1], [n])
])
dnl This function should not be called outside of this file
AC_DEFUN([AX_PARSE_VALUE], [
AS_IF([test "x$enable_$1" = "xno"], [
ax_cv_$1="n"
], [test "x$enable_$1" = "xyes"], [
ax_cv_$1="y"
], [test -z $ax_cv_$1], [
ax_cv_$1="$2"
])
$1=$ax_cv_$1
AC_SUBST($1)])
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