#define AOUT_ALLOC_STACK 1
#define AOUT_ALLOC_HEAP 2
+#if defined( __APPLE__ ) || defined( SYS_BSD )
+#undef HAVE_ALLOCA
+#endif
+
#ifdef HAVE_ALLOCA
# define ALLOCA_TEST( p_alloc, p_new_buffer ) \
if ( (p_alloc)->i_alloc_type == AOUT_ALLOC_STACK ) \