X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=blobdiff_plain;f=unix%2Fuxplink.c;h=99acc6f4bd1bd662e222a97bb7360cd185b7bacc;hb=550f7b37cb7dbe0dcd68d2ac2c3b529e643599b3;hp=6f17b5a2d33c0f03443bab46aaccf94d8ec4a27b;hpb=7ecf13564a8d716000ce78146d1aaf4422432a4f;p=PuTTY.git

diff --git a/unix/uxplink.c b/unix/uxplink.c
index 6f17b5a2..99acc6f4 100644
--- a/unix/uxplink.c
+++ b/unix/uxplink.c
@@ -13,6 +13,7 @@
 #include <termios.h>
 #include <pwd.h>
 #include <sys/ioctl.h>
+#include <sys/select.h>
 
 #define PUTTY_DO_GLOBALS	       /* actually _define_ globals */
 #include "putty.h"
@@ -227,6 +228,7 @@ static void usage(void)
     printf("  -A -a     enable / disable agent forwarding\n");
     printf("  -t -T     enable / disable pty allocation\n");
     printf("  -1 -2     force use of particular protocol version\n");
+    printf("  -4 -6     force use of IPv4 or IPv6\n");
     printf("  -C        enable compression\n");
     printf("  -i key    private key file for authentication\n");
     printf("  -s        remote command is an SSH subsystem (SSH-2 only)\n");