$NetBSD$
--- main.c.orig	1999-02-09 16:29:46.000000000 +0000
+++ main.c	2005-12-22 17:28:24.000000000 +0000
@@ -87,6 +87,7 @@
 int maxhops    = 5;
 int orient     = 1;
 int readonly   = 0;
+int blockimport = 0;
 int pssize     = 32768;
 int datarate   = 32768 * 2;
 char *username = "";
@@ -125,6 +126,10 @@
 	"Landscape mode"},
     {"+l", TK_ARGV_CONSTANT, (char *) 3, (char *) &orient,
 	"Landscape mode"},
+    {"-i", TK_ARGV_CONSTANT, (char *) 1, (char *) &blockimport,
+	"No imports"},
+    {"+i", TK_ARGV_CONSTANT, (char *) 0, (char *) &blockimport,
+	"Allow import"},
     {"-r", TK_ARGV_CONSTANT, (char *) 1, (char *) &readonly,
 	"Read only"},
     {"+r", TK_ARGV_CONSTANT, (char *) 0, (char *) &readonly,
@@ -263,7 +268,7 @@
 void usage (void)
 {
     printf ("Usage: wbd [-N username] [-C confname] [-maxhops n]\n");
-    printf ("           [-p|-l|+l] [-r|+r] [+d|-d] [-geometry wxh+x+y]  \n");
+    printf ("           [-p|-l|+l] [-r|+r] [+d|-d] [+i|-i] [-geometry wxh+x+y]  \n");
     printf ("           [-P filesize] [-R bandwidth] [-help] address/port\n");
 }
 
@@ -278,6 +283,7 @@
     printf ("    -t n         Set the TTL to n, (as -maxhops).\n");
     printf ("    -p,-l,+l     Portrait/Landscape mode,\n");
     printf ("    -r,+r        Disable/Enable writing to the whiteboard.\n");
+    printf ("    -i,+i        Disable/Enable import into the whiteboard.\n");
     printf ("    -geometry g  Set the window's geometry to g (wxh+x+y).\n");
     printf ("    -P size      Set the Postscript file size limit to size.\n");
     printf ("    -R bw        Set the bandwidth limit to bw (bits/s).\n");
@@ -407,6 +413,7 @@
     tkStringSet  ("geometry", geometry);
     tkIntegerSet ("orientation", orient);
     tkIntegerSet ("readonly", readonly);
+    tkIntegerSet ("blockimport", blockimport);
     tkIntegerSet ("pssize", pssize);
     tkIntegerSet ("relate", relate);
 
