1dnl
2dnl $Id$
3dnl
4dnl Test for variable size arrays.
5dnl
6
7AC_DEFUN([rk_C_VARARRAY], [
8	AC_CACHE_CHECK([if the compiler supports variable-length arrays],[rk_cv_c_vararray],[
9	AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]],[[int x = 0; { int y[x]; }]])],
10		[rk_cv_c_vararray=yes],
11		[rk_cv_c_vararray=no])])
12	if test "$rk_cv_c_vararray" = yes; then
13		AC_DEFINE([HAVE_VARIABLE_LENGTH_ARRAY], [1],
14			[Define if your compiler supports variable-length arrays.])
15	fi
16])
17