$OpenBSD: patch-gnuradio-runtime_lib_thread_thread_cc,v 1.1.1.1 2018/09/10 06:58:22 bentley Exp $
Index: gnuradio-runtime/lib/thread/thread.cc
--- gnuradio-runtime/lib/thread/thread.cc.orig
+++ gnuradio-runtime/lib/thread/thread.cc
@@ -166,7 +166,8 @@ namespace gr {
 
 
 #elif defined(macintosh) || defined(__APPLE__) || defined(__APPLE_CC__) || \
-  defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__GNU__)
+  defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__GNU__) || \
+  defined(__OpenBSD__)
 
 namespace gr {
   namespace thread {
@@ -250,7 +251,9 @@ namespace gr {
 #include <sstream>
 #include <stdexcept>
 #include <pthread.h>
+#ifndef __OpenBSD__
 #include <sys/prctl.h>
+#endif
 
 namespace gr {
   namespace thread {
