-- FreeBSD compatibility: link the korder library and its test executables against pthreads.
-- The korder library's thread_pool.cc uses std::thread which requires pthreads on FreeBSD.
-- On Linux/macOS this is implicit; on FreeBSD it must be explicitly declared.

--- meson.build.orig	2025-03-19 00:00:00 UTC
+++ meson.build	2025-03-19 00:00:00 UTC
@@ -496,9 +496,10 @@
                'mex/sources/libkorder/dynamic_m.cc' ]
 korder_incdir = include_directories('mex/sources/libkorder', 'mex/sources/libkorder/tl', 'mex/sources/libkorder/sylv',
                                     'mex/sources/libkorder/kord', 'mex/sources/libkorder/utils')
+threads_dep = dependency('threads')
 korder_lib = static_library('korder', korder_src,
                             kwargs : static_library_kwargs + { 'include_directories' : static_library_kwargs.get('include_directories') + korder_incdir},
-                            dependencies : [ blas_dep, lapack_dep, dl_dep ])
+                            dependencies : [ blas_dep, lapack_dep, dl_dep, threads_dep ])
 
 korder_mex_kwargs = mex_kwargs + { 'include_directories' : mex_kwargs.get('include_directories') + korder_incdir}
 shared_module('gensylv', 'mex/sources/gensylv/gensylv.cc', kwargs : korder_mex_kwargs, link_with : korder_lib)
@@ -515,6 +516,7 @@
                         'cpp_args' : mex_kwargs['cpp_args'],
                         'link_args' : exe_link_args,
                         'build_rpath' : exe_rpath,
+                        'dependencies' : threads_dep,
                         'link_with' : korder_lib }
 
 k_order_sylv_test_exe = executable('k_order_sylv_test', [ 'mex/sources/libkorder/sylv/tests/MMMatrix.cc',