Tom Oehser noticed that we were lacking the SO_REUSEADDR flag.

diff --git a/networking/nc.c b/networking/nc.c
index e1741cd..63d8c5b 100644 (file)
--- a/networking/nc.c
+++ b/networking/nc.c
@@ -44,7 +44,7 @@
 
 int nc_main(int argc, char **argv)
 {
-       int do_listen = 0, lport = 0, delay = 0, tmpfd, opt, sfd;
+       int do_listen = 0, lport = 0, delay = 0, tmpfd, opt, sfd, x;
        char buf[BUFSIZ];
 #ifdef GAPING_SECURITY_HOLE
        char * pr00gie = NULL;                  
@@ -89,7 +89,9 @@ int nc_main(int argc, char **argv)
 
        if ((sfd = socket(AF_INET, SOCK_STREAM, 0)) < 0)
                perror_msg_and_die("socket");
-
+       x = 1;
+       if (setsockopt (sfd, SOL_SOCKET, SO_REUSEADDR, &x, sizeof (x)) == -1)
+               perror_msg_and_die ("reuseaddr failed");
        address.sin_family = AF_INET;
 
        if (lport != 0) {