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dnl
dnl $Id$
dnl
dnl Test for variable size arrays.
dnl
AC_DEFUN([rk_C_VARARRAY], [
AC_CACHE_CHECK([if the compiler supports variable-length arrays],[rk_cv_c_vararray],[
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]],[[int x = 0; { int y[x]; }]])],
[rk_cv_c_vararray=yes],
[rk_cv_c_vararray=no])])
if test "$rk_cv_c_vararray" = yes; then
AC_DEFINE([HAVE_VARIABLE_LENGTH_ARRAY], [1],
[Define if your compiler supports variable-length arrays.])
fi
])
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