$OpenBSD: patch-bin_varnishd_mgt_pool_c,v 1.3 2011/12/23 13:06:30 jasper Exp $
--- bin/varnishd/mgt_pool.c.orig	Mon Oct 24 03:25:13 2011
+++ bin/varnishd/mgt_pool.c	Tue Nov 29 20:39:42 2011
@@ -78,7 +78,11 @@ tweak_stack_size(struct cli *cli, const struct parspec
 	unsigned low, u;
 	char buf[12];
 
+#if defined (__OpenBSD__)
+	low = PTHREAD_STACK_MIN;
+#else
 	low = sysconf(_SC_THREAD_STACK_MIN);
+#endif
 
 	if (arg != NULL && !strcmp(arg, "32bit")) {
 		u = 65536;