$NetBSD$

Ugh ... more arbitrary per-OS preprocessor fun; let's replace this
with something we can keep track of more intuitively.

--- sessreg.h.orig	2007-06-11 18:41:04.000000000 -0400
+++ sessreg.h
@@ -86,7 +86,7 @@
 #endif
 
 #ifdef CSRG_BASED
-#if !defined(__FreeBSD__) && !defined(__OpenBSD__)
+#ifdef NO_COLON_ZERO_IN_UTMP
 /* *BSD doesn't like a ':0' type entry in utmp */
 #define NO_UTMP
 #endif
