implement the --disable-ioport configure option to disable the build of

ioport and its symlinks and use that option. Requested by kettenis@
and others.

xserver/Makefile.bsd-wrapper

@@ -1,4 +1,4 @@
-# $OpenBSD: Makefile.bsd-wrapper,v 1.21 2008/03/25 23:41:50 matthieu Exp $
+# $OpenBSD: Makefile.bsd-wrapper,v 1.22 2008/05/24 20:36:04 matthieu Exp $
 
 .include <bsd.xconf.mk>
 
@@ -42,6 +42,7 @@ CONFIGURE_ARGS=	--localstatedir=/var --sysconfdir=/etc/X11 \
 		--with-module-dir=${LIBDIR}/modules ${MESA_SOURCE} \
 		--enable-install-setuid --enable-privsep \
 		--disable-dmx ${NO_XORG_OPTION} ${NO_XF86_UTIL_OPTION} \
+		--disable-ioport \
 		${NO_XPRINT_OPTION} ${DRI_OPTION}
 .else
 CONFIGURE_ARGS=	--localstatedir=/var --sysconfdir=/etc/X11 \

xserver/configure.ac

@@ -2016,6 +2016,11 @@ AM_CONDITIONAL(BUILD_KBD_MODE, [test x$BUILD_KBD_MODE = xyes])
 AM_CONDITIONAL(BSD_KBD_MODE, [test x$KBD_MODE_TYPE = xbsd])
 AM_CONDITIONAL(SUN_KBD_MODE, [test x$KBD_MODE_TYPE = xsun])
 
+AC_ARG_ENABLE(ioport, AS_HELP_STRING([--enable-ioport],
+	[Build ioport utilities (default: yes)]),
+	[BUILD_IOPORT=$enable_val], [BUILD_IOPORT="yes"])
+AM_CONDITIONAL(BUILD_IOPORT, [test x$BUILD_IOPORT = xyes])
+
 BUILD_DATE="$(date +'%Y%m%d')"
 AC_SUBST([BUILD_DATE])
 BUILD_TIME="$(date +'1%H%M%S')"

xserver/hw/xfree86/utils/ioport/Makefile.am

@@ -25,7 +25,7 @@
 # or other dealings in this Software without prior written authorization
 # of the copyright holder.
 # 
-
+if BUILD_IOPORT
 bin_PROGRAMS = ioport
 
 XFREE86_SRCDIR 	= $(top_srcdir)/hw/xfree86
@@ -56,3 +56,6 @@ install-exec-hook:
 	        (cd $(DESTDIR)$(bindir); $(LN_S) ioport $$i)); \
         done
 
+else
+all-local:
+endif