When building on Arch I get this error at the final link step
[100%] Linking CXX executable ../../bin/blender
/usr/bin/c++ -Wredundant-decls -Wall -Wno-invalid-offsetof -Wno-sign-compare -Wlogical-op -Winit-self -Wmissing-include-dirs -Wno-div-by-zero -Wtype-limits -Werror=return-type -Wno-char-subscripts -Wno-unknown-pragmas -Wpointer-arith -Wunused-parameter -Wwrite-strings -Wundef -Wformat-signedness -Wrestrict -Wuninitialized -Wundef -Wmissing-declarations -Wimplicit-fallthrough=5 -fuse-ld=gold -fopenmp -std=c++11 -msse -pipe -fPIC -funsigned-char -fno-strict-aliasing -msse2 -O2 -DNDEBUG -no-pie -Wl,--version-script='/home/daniel/blender-git/blender/source/creator/blender.map' CMakeFiles/blender.dir/creator.c.o CMakeFiles/blender.dir/creator_args.c.o CMakeFiles/blender.dir/creator_signals.c.o CMakeFiles/blender.dir/buildinfo.c.o -o ../../bin/blender -L/usr/bin -L/opt/lib/llvm-9.0.1/lib -L/tbb/lib ../../lib/libbf_blenkernel.a -ltbb ../../lib/libbf_windowmanager.a /usr/lib/libjemalloc.so -lutil -lc -lm -lpthread -ldl /usr/lib/libX11.so /usr/lib/libXi.so /usr/lib/libXxf86vm.so /usr/lib/libXfixes.so /usr/lib/libXrender.so ../../lib/libbf_blenloader.a ../../lib/libbf_blentranslation.a ../../lib/libbf_bmesh.a ../../lib/libbf_draw.a ../../lib/libbf_imbuf.a ../../lib/libbf_modifiers.a ../../lib/libbf_rna.a ../../lib/libbf_python.a ../../lib/libbf_python_bmesh.a ../../lib/libbf_editor_screen.a ../../lib/libbf_compositor.a ../../lib/libbf_alembic.a ../../lib/libbf_editor_space_api.a ../../lib/libbf_editor_animation.a ../../lib/libbf_editor_armature.a ../../lib/libbf_editor_curve.a ../../lib/libbf_editor_gpencil.a ../../lib/libbf_editor_io.a ../../lib/libbf_editor_mesh.a ../../lib/libbf_editor_object.a ../../lib/libbf_editor_physics.a ../../lib/libbf_editor_scene.a ../../lib/libbf_editor_sculpt_paint.a ../../lib/libbf_editor_sound.a ../../lib/libbf_editor_transform.a ../../lib/libbf_editor_undo.a ../../lib/libbf_editor_interface.a ../../lib/libbf_editor_space_sequencer.a ../../lib/libbf_editor_space_action.a ../../lib/libbf_editor_space_clip.a ../../lib/libbf_editor_space_console.a ../../lib/libbf_editor_space_graph.a ../../lib/libbf_editor_space_image.a ../../lib/libbf_editor_space_nla.a ../../lib/libbf_editor_space_node.a ../../lib/libbf_editor_space_outliner.a ../../lib/libbf_editor_space_statusbar.a ../../lib/libbf_editor_space_text.a ../../lib/libbf_editor_space_view3d.a ../../lib/libbf_usd.a ../../lib/libbf_blenkernel.a ../../lib/libbf_windowmanager.a ../../lib/libbf_blenloader.a ../../lib/libbf_blentranslation.a ../../lib/libbf_bmesh.a ../../lib/libbf_draw.a ../../lib/libbf_imbuf.a ../../lib/libbf_modifiers.a ../../lib/libbf_rna.a ../../lib/libbf_python.a ../../lib/libbf_python_bmesh.a ../../lib/libbf_editor_screen.a ../../lib/libbf_compositor.a ../../lib/libbf_alembic.a ../../lib/libbf_editor_space_api.a ../../lib/libbf_editor_animation.a ../../lib/libbf_editor_armature.a ../../lib/libbf_editor_curve.a ../../lib/libbf_editor_gpencil.a ../../lib/libbf_editor_io.a ../../lib/libbf_editor_mesh.a ../../lib/libbf_editor_object.a ../../lib/libbf_editor_physics.a ../../lib/libbf_editor_scene.a ../../lib/libbf_editor_sculpt_paint.a ../../lib/libbf_editor_sound.a ../../lib/libbf_editor_transform.a ../../lib/libbf_editor_undo.a ../../lib/libbf_editor_interface.a ../../lib/libbf_editor_space_sequencer.a ../../lib/libbf_editor_space_action.a ../../lib/libbf_editor_space_clip.a ../../lib/libbf_editor_space_console.a ../../lib/libbf_editor_space_graph.a ../../lib/libbf_editor_space_image.a ../../lib/libbf_editor_space_nla.a ../../lib/libbf_editor_space_node.a ../../lib/libbf_editor_space_outliner.a ../../lib/libbf_editor_space_statusbar.a ../../lib/libbf_editor_space_text.a ../../lib/libbf_editor_space_view3d.a ../../lib/libbf_usd.a ../../lib/libbf_depsgraph.a ../../lib/libbf_gpencil_modifiers.a ../../lib/libbf_ikplugin.a ../../lib/libbf_intern_iksolver.a ../../lib/libbf_intern_itasc.a ../../lib/libbf_intern_clog.a ../../lib/libbf_intern_ghost.a ../../lib/libbf_intern_glew_mx.a ../../lib/libextern_xdnd.a /opt/lib/xr-openxr-sdk/lib/libopenxr_loader.a ../../lib/libbf_intern_libmv.a ../../lib/libextern_ceres.a ../../lib/libbf_intern_mikktspace.a ../../lib/libbf_intern_opensubdiv.a ../../lib/libbf_nodes.a ../../lib/libbf_physics.a ../../lib/libbf_shader_fx.a ../../lib/libextern_binreloc.a ../../lib/libbf_intern_rigidbody.a ../../lib/libextern_minilzo.a ../../lib/libextern_lzma.a /usr/lib/libfftw3.so /usr/lib/libosdGPU.so /usr/lib/libosdCPU.so ../../lib/libbf_intern_openvdb.a ../../lib/libbf_intern_quadriflow.a ../../lib/libextern_quadriflow.a ../../lib/libbf_intern_locale.a ../../lib/libextern_rangetree.a ../../lib/libbf_intern_memutil.a ../../lib/libbf_intern_opencolorio.a /usr/lib/libOpenColorIO.so /usr/lib/libyaml-cpp.so /usr/lib/libtinyxml.so ../../lib/libbf_imbuf_openimageio.a /usr/lib/libopenjp2.so ../../lib/libbf_avi.a ../../lib/libbf_imbuf_dds.a ../../lib/libbf_imbuf_cineon.a ../../lib/libextern_bullet.a ../../lib/libbf_intern_dualcon.a ../../lib/libbf_dna.a ../../lib/libbf_editor_gizmo_library.a ../../lib/libbf_editor_render.a ../../lib/libbf_python_gpu.a ../../lib/libbf_intern_cycles.a ../../lib/libextern_glog.a ../../lib/libextern_gflags.a ../../lib/libcycles_graph.a ../../lib/libcycles_bvh.a ../../lib/libcycles_device.a ../../lib/libcycles_kernel.a ../../lib/libcycles_render.a ../../lib/libcycles_kernel_osl.a ../../lib/libcycles_bvh.a ../../lib/libcycles_device.a ../../lib/libcycles_kernel.a ../../lib/libcycles_render.a ../../lib/libcycles_kernel_osl.a ../../lib/libextern_cuew.a /usr/lib/libopenvdb.so /usr/lib/libblosc.so /opt/lib/osl/lib/liboslcomp.so /opt/lib/osl/lib/liboslexec.so /opt/lib/osl/lib/liboslquery.so /usr/lib/libOpenImageIO.so /usr/lib/libpng.so /usr/lib/libjpeg.so /usr/lib/libtiff.so /opt/lib/llvm-9.0.1/lib/libLLVMXRay.a /opt/lib/llvm-9.0.1/lib/libLLVMWindowsManifest.a /opt/lib/llvm-9.0.1/lib/libLLVMTextAPI.a /opt/lib/llvm-9.0.1/lib/libLLVMTableGen.a /opt/lib/llvm-9.0.1/lib/libLLVMSymbolize.a /opt/lib/llvm-9.0.1/lib/libLLVMDebugInfoPDB.a /opt/lib/llvm-9.0.1/lib/libLLVMOrcJIT.a /opt/lib/llvm-9.0.1/lib/libLLVMJITLink.a /opt/lib/llvm-9.0.1/lib/libLLVMObjectYAML.a /opt/lib/llvm-9.0.1/lib/libLLVMMIRParser.a /opt/lib/llvm-9.0.1/lib/libLLVMMCA.a /opt/lib/llvm-9.0.1/lib/libLLVMLTO.a /opt/lib/llvm-9.0.1/lib/libLLVMPasses.a /opt/lib/llvm-9.0.1/lib/libLLVMObjCARCOpts.a /opt/lib/llvm-9.0.1/lib/libLLVMLineEditor.a /opt/lib/llvm-9.0.1/lib/libLLVMLibDriver.a /opt/lib/llvm-9.0.1/lib/libLLVMInterpreter.a /opt/lib/llvm-9.0.1/lib/libLLVMFuzzMutate.a /opt/lib/llvm-9.0.1/lib/libLLVMMCJIT.a /opt/lib/llvm-9.0.1/lib/libLLVMExecutionEngine.a /opt/lib/llvm-9.0.1/lib/libLLVMRuntimeDyld.a /opt/lib/llvm-9.0.1/lib/libLLVMDlltoolDriver.a /opt/lib/llvm-9.0.1/lib/libLLVMOption.a /opt/lib/llvm-9.0.1/lib/libLLVMDebugInfoGSYM.a /opt/lib/llvm-9.0.1/lib/libLLVMCoverage.a /opt/lib/llvm-9.0.1/lib/libLLVMCoroutines.a /opt/lib/llvm-9.0.1/lib/libLLVMipo.a /opt/lib/llvm-9.0.1/lib/libLLVMInstrumentation.a /opt/lib/llvm-9.0.1/lib/libLLVMVectorize.a /opt/lib/llvm-9.0.1/lib/libLLVMLinker.a /opt/lib/llvm-9.0.1/lib/libLLVMIRReader.a /opt/lib/llvm-9.0.1/lib/libLLVMAsmParser.a /opt/lib/llvm-9.0.1/lib/libLLVMX86Disassembler.a /opt/lib/llvm-9.0.1/lib/libLLVMX86AsmParser.a /opt/lib/llvm-9.0.1/lib/libLLVMX86CodeGen.a /opt/lib/llvm-9.0.1/lib/libLLVMGlobalISel.a /opt/lib/llvm-9.0.1/lib/libLLVMSelectionDAG.a /opt/lib/llvm-9.0.1/lib/libLLVMAsmPrinter.a /opt/lib/llvm-9.0.1/lib/libLLVMDebugInfoDWARF.a /opt/lib/llvm-9.0.1/lib/libLLVMCodeGen.a /opt/lib/llvm-9.0.1/lib/libLLVMTarget.a /opt/lib/llvm-9.0.1/lib/libLLVMScalarOpts.a /opt/lib/llvm-9.0.1/lib/libLLVMInstCombine.a /opt/lib/llvm-9.0.1/lib/libLLVMAggressiveInstCombine.a /opt/lib/llvm-9.0.1/lib/libLLVMTransformUtils.a /opt/lib/llvm-9.0.1/lib/libLLVMBitWriter.a /opt/lib/llvm-9.0.1/lib/libLLVMAnalysis.a /opt/lib/llvm-9.0.1/lib/libLLVMProfileData.a /opt/lib/llvm-9.0.1/lib/libLLVMX86Desc.a /opt/lib/llvm-9.0.1/lib/libLLVMObject.a /opt/lib/llvm-9.0.1/lib/libLLVMMCParser.a /opt/lib/llvm-9.0.1/lib/libLLVMBitReader.a /opt/lib/llvm-9.0.1/lib/libLLVMCore.a /opt/lib/llvm-9.0.1/lib/libLLVMRemarks.a /opt/lib/llvm-9.0.1/lib/libLLVMBitstreamReader.a /opt/lib/llvm-9.0.1/lib/libLLVMMCDisassembler.a /opt/lib/llvm-9.0.1/lib/libLLVMMC.a /opt/lib/llvm-9.0.1/lib/libLLVMDebugInfoCodeView.a /opt/lib/llvm-9.0.1/lib/libLLVMDebugInfoMSF.a /opt/lib/llvm-9.0.1/lib/libLLVMBinaryFormat.a /opt/lib/llvm-9.0.1/lib/libLLVMX86Utils.a /opt/lib/llvm-9.0.1/lib/libLLVMX86Info.a /opt/lib/llvm-9.0.1/lib/libLLVMSupport.a /opt/lib/llvm-9.0.1/lib/libLLVMDemangle.a ../../lib/libcycles_subd.a ../../lib/libcycles_util.a ../../lib/libextern_clew.a /opt/lib/alembic/lib/libAlembic.so ../../lib/libbf_editor_space_buttons.a ../../lib/libbf_editor_space_file.a ../../lib/libbf_editor_space_info.a ../../lib/libbf_editor_space_script.a ../../lib/libbf_editor_space_topbar.a ../../lib/libbf_editor_space_userpref.a ../../lib/libextern_curve_fit_nd.a ../../lib/libbf_render.a ../../lib/libbf_imbuf_openexr.a /usr/lib/libHalf-2_5.so /usr/lib/libIex-2_5.so /usr/lib/libIlmImf-2_5.so /usr/lib/libIlmThread-2_5.so /usr/lib/libImath-2_5.so ../../lib/libbf_freestyle.a ../../lib/libbf_python_mathutils.a ../../lib/libbf_python_ext.a ../../lib/libbf_intern_mantaflow.a /usr/lib/libz.so ../../lib/libextern_mantaflow.a ../../lib/libbf_blenfont.a ../../lib/libbf_gpu.a /usr/lib/libGL.so ../../lib/libextern_glew.a ../../lib/libbf_editor_mask.a ../../lib/libbf_editor_metaball.a ../../lib/libbf_editor_datafiles.a ../../lib/libbf_editor_util.a ../../lib/libbf_intern_audaspace.a -Xlinker -export-dynamic ../../lib/libaudaspace-py.a /usr/bin/python3 ../../lib/libaudaspace.a -lavformat -lavcodec -lavutil -lavdevice -lswscale -lswresample -llzma -lrt -ltheora -ltheoradec -ltheoraenc -lvorbis -lvorbisenc -lvorbisfile -logg -lx264 -lopenjp2 /usr/lib/libjack.so /usr/lib/libsndfile.so /usr/lib/libopenal.so /usr/lib/libSDL2.so ../../lib/libbf_editor_uvedit.a ../../lib/libbf_editor_lattice.a ../../lib/libbf_blenlib.a -ltbb ../../lib/libbf_intern_guardedalloc.a /usr/lib/libfreetype.so ../../lib/libbf_intern_eigen.a ../../lib/libbf_intern_numaapi.a ../../lib/libextern_wcwidth.a ../../lib/libbf_intern_libc_compat.a /usr/lib64/libboost_regex.so.1.72.0 /usr/lib64/libboost_wave.so.1.72.0 /usr/lib64/libboost_filesystem.so.1.72.0 /usr/lib64/libboost_date_time.so.1.72.0 /usr/lib64/libboost_locale.so.1.72.0 /usr/lib64/libboost_thread.so.1.72.0 /usr/lib64/libboost_chrono.so.1.72.0 /usr/lib64/libboost_iostreams.so.1.72.0 /usr/lib64/libboost_system.so.1.72.0 -Wl,--whole-archive /opt/lib/usd/lib/libusd_ms.so -Wl,--no-whole-archive /usr/lib/libtbb.so -lpthread -ldl
../../lib/libbf_python.a(bpy_app_translations.c.o):bpy_app_translations.c:function app_translations_new: error: undefined reference to 'PyStructSequence_New'
../../lib/libbf_python.a(bpy_app_translations.c.o):bpy_app_translations.c:function app_translations_new: error: undefined reference to 'PyUnicode_FromString'
../../lib/libbf_python.a(bpy_app_translations.c.o):bpy_app_translations.c:function app_translations_new: error: undefined reference to '_Py_NoneStruct'
../../lib/libbf_python.a(bpy_app_translations.c.o):bpy_app_translations.c:function app_translations_new: error: undefined reference to '_PyDict_NewPresized'
../../lib/libbf_python.a(bpy_app_translations.c.o):bpy_app_translations.c:function app_translations_new: error: undefined reference to 'PyUnicode_FromString'
../../lib/libbf_python.a(bpy_app_translations.c.o):bpy_app_translations.c:function app_translations_new: error: undefined reference to 'PyDict_SetItemString'
../../lib/libbf_python.a(bpy_app_translations.c.o):bpy_app_translations.c:function app_translations_new: error: undefined reference to '_Py_Dealloc'
../../lib/libbf_python.a(bpy_app_translations.c.o):bpy_app_translations.c:function app_translations_new: error: undefined reference to 'PyDictProxy_New'
../../lib/libbf_python.a(bpy_app_translations.c.o):bpy_app_translations.c:function app_translations_new: error: undefined reference to 'PyDict_New'
../../lib/libbf_python.a(bpy_app_translations.c.o):bpy_app_translations.c:function app_translations_new: error: undefined reference to '_Py_Dealloc'
… lots more python C api related linker errors redacted
any ideas how to fix this?