$NetBSD$

Treat NetBSD same as FreeBSD.

--- src/osdep.h.orig	2007-12-09 13:03:36.000000000 +0000
+++ src/osdep.h
@@ -21,7 +21,7 @@
 #ifndef _OS_DEP_H_
 #define _OS_DEP_H_
 
-#if (defined(BSD) || defined(__FreeBSD__))
+#if (defined(BSD) || defined(__FreeBSD__) || defined(__NetBSD__))
 #include <unistd.h>
 char *strndup (const char *s, size_t n);
 ssize_t getline (char **lineptr, size_t *n, FILE *stream);
