$OpenBSD: patch-libfreeipmi_src_ipmi-kcs-api_c,v 1.1.1.1 2007/10/25 18:17:02 wilfried Exp $
--- libfreeipmi/src/ipmi-kcs-api.c.orig	Sat Jun  2 20:18:29 2007
+++ libfreeipmi/src/ipmi-kcs-api.c	Tue Oct 23 18:55:45 2007
@@ -350,7 +350,22 @@ ipmi_kcs_ctx_io_init(ipmi_kcs_ctx_t ctx)
   if (!(ctx && ctx->magic == IPMI_KCS_CTX_MAGIC))
     return (-1);
 
-#ifdef __FreeBSD__
+#ifdef __OpenBSD__
+# if defined(__amd64__)
+  if (amd64_iopl (3) < 0)
+# elif defined(__i386__)
+  if (i386_iopl (3) < 0)
+# else
+  if (0)
+# endif
+    {
+      if (errno == EPERM || errno == EACCES)
+        ctx->errnum = IPMI_KCS_CTX_ERR_PERMISSION;
+      else
+        ERR_LOG(ctx->errnum = IPMI_KCS_CTX_ERR_INTERNAL);
+      return (-1);
+    }
+#elif __FreeBSD__
 #ifdef USE_IOPERM
   /* i386_set_ioperm has known problems on FBSD 5.x (bus errors). */
   if (i386_set_ioperm (ctx->driver_address, 0x02, 0x01) != 0)