$OpenBSD: patch-udptcpwalk_c,v 1.1 2005/05/24 00:00:11 mjc Exp $
--- udptcpwalk.c.orig	Sat Dec  5 10:24:52 1998
+++ udptcpwalk.c	Mon May 23 09:50:51 2005
@@ -111,7 +111,7 @@ udptcpwalk(struct firepack *fp)
                  *  differentiate between probes.  The TTL is bumped up so we
                  *  can determine how many hops away the gateway is.
                  */
-                build_ip(t_size,
+                libnet_build_ip(t_size,
                         0,                      /* regular service */
                         ++fp->id,
                         0,                      /* No fragmentation bits set */
@@ -125,13 +125,13 @@ udptcpwalk(struct firepack *fp)
 
                 if (fp->protocol == IPPROTO_UDP)
                 {
-                    build_udp(fp->sport, cport, NULL, 0, IP_H + pak_buf);
+                    libnet_build_udp(fp->sport, cport, NULL, 0, IP_H + pak_buf);
                 }
                 else
                 {
-                    build_tcp(fp->sport,
+                    libnet_build_tcp(fp->sport,
                             cport,
-                            get_prand(PRu32),
+                            libnet_get_prand(PRu32),
                             0L,                 /* No ACK number */
                             TH_SYN,
                             1024,
@@ -140,7 +140,7 @@ udptcpwalk(struct firepack *fp)
                             0,
                             pak_buf + IP_H);
                 }
-                do_checksum(pak_buf, fp->protocol, t_size);
+                libnet_do_checksum(pak_buf, fp->protocol, t_size);
 
                 for (j = 0, fp->red_flag = 0; j < fp->red_cnt; j++)
                 {
@@ -148,7 +148,7 @@ udptcpwalk(struct firepack *fp)
                      *  Write the packet to the network.
                      */
                     usleep(fp->write_pause);
-                    c = write_ip(fp->sock, pak_buf, IP_H + t_size);
+                    c = libnet_write_ip(fp->sock, pak_buf, IP_H + t_size);
                     if (c < IP_H + t_size)
                     {
                         fprintf(stderr,