$OpenBSD: patch-libgksu_libgksu_c,v 1.3 2008/11/18 11:29:34 jasper Exp $
--- libgksu/libgksu.c.orig	Wed May 28 02:00:44 2008
+++ libgksu/libgksu.c	Tue Nov 18 12:20:53 2008
@@ -23,7 +23,12 @@
 #include <unistd.h>
 #include <string.h>
 #include <fcntl.h>
+#ifdef __OpenBSD__
+#include <sys/termios.h>
+#include <util.h>
+#else
 #include <pty.h>
+#endif
 #include <pwd.h>
 #include <sys/types.h>
 #include <sys/wait.h>
@@ -1081,6 +1086,7 @@ get_xauth_token (GksuContext *context, gchar *display)
   FILE *xauth_output;
   gchar *tmp = NULL;
   gchar *xauth = g_new0 (gchar, 256);
+  size_t r;
 
   /* find out where the xauth binary is located */
   if (g_file_test ("/usr/bin/xauth", G_FILE_TEST_IS_EXECUTABLE))
@@ -1108,7 +1114,8 @@ get_xauth_token (GksuContext *context, gchar *display)
 	       strerror(errno));
       return NULL;
     }
-  fread (xauth, sizeof(char), 255, xauth_output);
+  r = fread (xauth, sizeof(char), 256, xauth_output);
+  xauth[r] = '\0';
   pclose (xauth_output);
   g_free (tmp);
 
@@ -1930,7 +1937,7 @@ gksu_su_full (GksuContext *context,
       gchar **cmd = g_malloc (sizeof(gchar*)*7);
 
       setsid();   // make us session leader
-      cmd[i] = g_strdup ("/bin/su"); i++;
+      cmd[i] = g_strdup ("/usr/bin/su"); i++;
       if (context->login_shell)
 	{
 	  cmd[i] = g_strdup ("-"); i++;
@@ -1952,7 +1959,7 @@ gksu_su_full (GksuContext *context,
       if (execv (cmd[0], cmd) == -1)
 	{
 	  fprintf (stderr,
-		   "Unable to run /bin/su: %s",
+		   "Unable to run /usr/bin/su: %s",
 		   strerror(errno));
 	}