Paste: compilation error ubuntu 11.10

g++ -ldl -lm -lrt -lpthread -lpango-1.0 -lpangocairo-1.0 -lcairo -lglib-2.0 -lgobject-2.0 -lgtk-x11-2.0 -lgdk-x11-2.0 -lgdk_pixbuf-2.0 -lgtkglext-x11-1.0 -latk-1.0 -lgio-2.0 -lgdkglext-x11-1.0 -lGL -Wl,--export-dynamic -L/usr/X11R6/lib64 -L/usr/X11R6/lib -L. vm/os-unix.o vm/os-genunix.o vm/os-linux.o vm/mvm-unix.o vm/aging_collector.o vm/alien.o vm/arrays.o vm/bignum.o vm/booleans.o vm/byte_arrays.o vm/callbacks.o vm/callstack.o vm/code_blocks.o vm/code_heap.o vm/compaction.o vm/contexts.o vm/data_heap.o vm/data_heap_checker.o vm/debug.o vm/dispatch.o vm/entry_points.o vm/errors.o vm/factor.o vm/free_list.o vm/full_collector.o vm/gc.o vm/gc_info.o vm/image.o vm/inline_cache.o vm/instruction_operands.o vm/io.o vm/jit.o vm/math.o vm/mvm.o vm/nursery_collector.o vm/object_start_map.o vm/objects.o vm/primitives.o vm/profiler.o vm/quotations.o vm/run.o vm/strings.o vm/to_tenured_collector.o vm/tuples.o vm/utilities.o vm/vm.o vm/words.o \
                -Wall  -O3 -fomit-frame-pointer -o factor vm/main-unix.o
ar rcs libfactor.a vm/os-unix.o vm/os-genunix.o vm/os-linux.o vm/mvm-unix.o vm/aging_collector.o vm/alien.o vm/arrays.o vm/bignum.o vm/booleans.o vm/byte_arrays.o vm/callbacks.o vm/callstack.o vm/code_blocks.o vm/code_heap.o vm/compaction.o vm/contexts.o vm/data_heap.o vm/data_heap_checker.o vm/debug.o vm/dispatch.o vm/entry_points.o vm/errors.o vm/factor.o vm/free_list.o vm/full_collector.o vm/gc.o vm/gc_info.o vm/image.o vm/inline_cache.o vm/instruction_operands.o vm/io.o vm/jit.o vm/math.o vm/mvm.o vm/nursery_collector.o vm/object_start_map.o vm/objects.o vm/primitives.o vm/profiler.o vm/quotations.o vm/run.o vm/strings.o vm/to_tenured_collector.o vm/tuples.o vm/utilities.o vm/vm.o vm/words.o
vm/os-unix.o: In function `factor::start_thread(void* (*)(void*), void*)':
os-unix.cpp:(.text+0x3eb): undefined reference to `pthread_create'
vm/os-unix.o: In function `factor::factor_vm::init_ffi()':
os-unix.cpp:(.text+0x50c): undefined reference to `dlopen'
vm/os-unix.o: In function `factor::factor_vm::ffi_dlopen(factor::dll*)':
os-unix.cpp:(.text+0x536): undefined reference to `dlopen'
vm/os-unix.o: In function `factor::factor_vm::ffi_dlclose(factor::dll*)':
os-unix.cpp:(.text+0x599): undefined reference to `dlclose'
vm/os-unix.o: In function `factor::open_console()':
os-unix.cpp:(.text+0xe21): undefined reference to `pthread_create'
vm/os-unix.o: In function `factor::factor_vm::ffi_dlsym_raw(factor::dll*, char*)':
os-unix.cpp:(.text+0x554): undefined reference to `dlsym'
vm/os-unix.o: In function `factor::factor_vm::ffi_dlsym(factor::dll*, char*)':
os-unix.cpp:(.text+0x574): undefined reference to `dlsym'
vm/os-genunix.o: In function `factor::nano_count()':
os-genunix.cpp:(.text+0xcd): undefined reference to `clock_gettime'
vm/mvm-unix.o: In function `factor::init_mvm()':
mvm-unix.cpp:(.text+0xc): undefined reference to `pthread_key_create'
vm/mvm-unix.o: In function `factor::current_vm()':
mvm-unix.cpp:(.text+0x4b): undefined reference to `pthread_getspecific'
vm/mvm-unix.o: In function `factor::register_vm_with_thread(factor::factor_vm*)':
mvm-unix.cpp:(.text+0x3a): undefined reference to `pthread_setspecific'
collect2: ld returned 1 exit status
make[1]: *** [factor] Error 1
make[1]: Leaving directory `/home/otoburb/factor'
make: *** [linux-x86-64] Error 2
make failed