ia64 support. Hide a.out support solely under i386. While alpha never

was released in a.out form, it does define the a.out data structures.
The ia64 port does not.

usr.sbin/crunch/crunchide/Makefile

@@ -1,6 +1,10 @@
 # $FreeBSD$
 
 PROG=   crunchide
-SRCS=	crunchide.c exec_aout.c exec_elf32.c exec_elf64.c
+SRCS=	crunchide.c exec_elf32.c exec_elf64.c
+
+.if ${MACHINE_ARCH} == i386
+SRCS+=	exec_aout.c
+.endif
 
 .include <bsd.prog.mk>

usr.sbin/crunch/crunchide/crunchide.c

@@ -1,4 +1,5 @@
 /*	$NetBSD: crunchide.c,v 1.8 1997/11/01 06:51:45 lukem Exp $	*/
+/* $FreeBSD$ */
 /*
  * Copyright (c) 1997 Christopher G. Demetriou.  All rights reserved.
  * Copyright (c) 1994 University of Maryland
@@ -207,9 +208,11 @@ struct {
 	int	(*check)(int, const char *);	/* 1 if match, zero if not */
 	int	(*hide)(int, const char *);	/* non-zero if error */
 } exec_formats[] = {
+#ifdef __i386__
 #ifdef NLIST_AOUT
 	{	"a.out",	check_aout,	hide_aout,	},
 #endif
+#endif
 #ifdef NLIST_ECOFF
 	{	"ECOFF",	check_elf64,	hide_elf64,	},
 #endif