--- ./src/frontend/mosh-server.orig.cc	2025-03-24 03:58:24.528267813 -0500
+++ ./src/frontend/mosh-server.cc	2025-03-24 03:59:28.792948736 -0500
@@ -97,6 +97,26 @@
 
 typedef Network::Transport< Terminal::Complete, Network::UserStream > ServerConnection;
 
+void
+err(int eval, const char *fmt, ...)
+{
+       va_list ap;
+       va_start(ap, fmt);
+       vfprintf(stderr, fmt, ap);
+       va_end(ap);
+       fputs("\n", stderr);
+}
+
+void
+warn(const char *fmt, ...)
+{
+       va_list ap;
+       va_start(ap, fmt);
+       vfprintf(stderr, fmt, ap);
+       va_end(ap);
+       fputs("\n", stderr);
+}
+
 static void serve( int host_fd,
 		   Terminal::Complete &terminal,
 		   ServerConnection &network,