Index: pkg.sslmod/mod_ssl.h
--- pkg.sslmod/mod_ssl.h.orig	2006-05-08 09:15:38 +0200
+++ pkg.sslmod/mod_ssl.h	2007-03-13 17:03:24 +0100
@@ -290,6 +290,9 @@
 #if defined(USE_SYSVSEM_SERIALIZED_ACCEPT) ||\
     (defined(__FreeBSD__) && defined(__FreeBSD_version) &&\
      __FreeBSD_version >= 300000) ||\
+    (defined(__NetBSD__) && defined(__NetBSD_Version__) &&\
+    __NetBSD_Version__ >= 105000000) ||\
+    defined(__OpenBSD__) ||\
     (defined(LINUX) && defined(__GLIBC__) && defined(__GLIBC_MINOR__) &&\
      LINUX >= 2 && __GLIBC__ >= 2 && __GLIBC_MINOR__ >= 1) ||\
     defined(SOLARIS2) || defined(__hpux) ||\