$NetBSD: patch-ag,v 1.1.1.1 1999/12/20 03:05:16 hubertf Exp $

--- src/dispswitch.c.orig	Fri Dec 17 14:07:03 1999
+++ src/dispswitch.c	Mon Dec 20 03:34:54 1999
@@ -40,7 +40,14 @@
 #include<signal.h>
 #include<paths.h>
 #include<pwd.h>
+#ifdef Linux
 #include<features.h>
+#endif
+#ifdef __NetBSD__
+#include <sys/types.h>
+#include <machine/sysarch.h>
+#include <err.h>
+#endif
 #ifdef __GLIBC__
 #include<sys/perm.h>
 #endif
@@ -276,10 +283,17 @@
 
 	/* get the necessary I/O permissions */
 
+#ifdef __NetBSD__
+	if (i386_iopl(3) == -1) {
+		warn("i386_iopl");
+		return 1;
+	}
+#else
 	if (ioperm(0xb2, 1, 1)) {
 		fprintf(stderr, "dispswitch: can't get I/O permissions.\n");
 		return 1;
 	}
+#endif
 
         /* drop root priveleges to minimize the risk of running suid root */