--- src/callbacks.c.orig	Thu Jun 17 00:09:31 1999
+++ src/callbacks.c	Thu Jun 17 00:10:16 1999
@@ -403,7 +403,9 @@
 
 #ifdef linux
         sprintf(serial_port_prefix, "/dev/ttyS");
-#elif defined(__FreeBSD__) || defined(__NetBSD__)
+#elif defined(__FreeBSD__)
+        sprintf(serial_port_prefix, "/dev/cuaa");
+#elif defined(__NetBSD__)
         sprintf(serial_port_prefix, "/dev/tty0");
 #else
         sprintf(serial_port_prefix, "/dev/tty0");
