# else
# if defined(_AIX) && !defined(C_ALLOCA)
/* if your version of AIX chokes on this, use gcc @@@ or alloca.o */
-#pragma alloca
+ #pragma alloca
# else
# ifndef alloca /* predefined by HP cc +Olibcalls */
void *alloca ();
#include "host.h"
-#include "bool.h"
+#include <stdbool.h>
/* Alignment of nodes, cf common/tag.h, a power of two.