$OpenBSD: patch-src_tools_CMakeLists_txt,v 1.3 2016/11/24 08:20:38 kirby Exp $

/usr/local/include/boost/config/requires_threads.hpp:47:5: error:
#error "Compiler threading support is not turned on. Please set the
correct command line options for threading: -pthread (Linux),
-pthreads (Solaris) or -mthreads (Mingw32)"

--- src/tools/CMakeLists.txt.orig	Fri Jul 17 19:44:01 2015
+++ src/tools/CMakeLists.txt	Sat Oct 10 13:41:32 2015
@@ -1,3 +1,4 @@
+set(CMAKE_CXX_FLAGS "-pthread ${CMAKE_CXX_FLAGS}")
 
 add_executable(fulla fulla.cpp)
 target_link_libraries(fulla ${common_libs} ${image_libs})
