* display manager
*/
+# include <sys/types.h>
# include <sys/signal.h>
# include <sys/stat.h>
#if defined(__FreeBSD__) && OSMAJORVERSION > 8
# include <time.h>
# include <utime.h>
# include <pwd.h>
-#if defined(linux) || defined(__FreeBSD__)
+#if defined(linux) || defined(__FreeBSD__) || defined(__NetBSD__)
# include <stdarg.h>
#else
# include <varargs.h>