ERRO AO COMPILAR TFS

Boa noite.

Estou tentando a cerca de um mes colocar meu server online... poreeem... agora, que cheguei o mais perto que ja estive de conseguir, me deparei com este erro na hora de compilar...

Alguem pode me ajudar?

-- The C compiler identification is GNU 4.9.2
-- The CXX compiler identification is GNU 4.9.2
-- Check for working C compiler: /usr/bin/cc
-- Check for working C compiler: /usr/bin/cc -- works
-- Detecting C compiler ABI info
-- Detecting C compiler ABI info - done
-- Check for working CXX compiler: /usr/bin/c++
-- Check for working CXX compiler: /usr/bin/c++ -- works
-- Detecting CXX compiler ABI info
-- Detecting CXX compiler ABI info - done
-- Performing Test COMPILER_KNOWS_CXX11
-- Performing Test COMPILER_KNOWS_CXX11 - Success
-- Performing Test COMPILER_KNOWS_STDLIB
-- Performing Test COMPILER_KNOWS_STDLIB - Failed
-- Found GMP: /usr/include/x86_64-linux-gnu
-- MySQL Include dir: /usr/include/mysql  library dir: /usr/lib/x86_64-linux-gnu
-- MySQL client libraries: mysqlclient
-- Could NOT find LuaJIT (missing:  LUA_LIBRARIES LUA_INCLUDE_DIR)
-- Found Lua: /usr/lib/x86_64-linux-gnu/liblua5.2.so;/usr/lib/x86_64-linux-gnu/libm.so
-- Boost version: 1.55.0
-- Found the following Boost libraries:
--   system
-- Configuring done
-- Generating done
-- Build files have been written to: /otserv/sources/build
root@marcosmc:/otserv/sources/build# make
Scanning dependencies of target tfs
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Linking CXX executable tfs
/usr/bin/ld: CMakeFiles/tfs.dir/src/scheduler.cpp.o: undefined reference to symbol 'pthread_create@@GLIBC_2.2.5'
//lib/x86_64-linux-gnu/libpthread.so.0: error adding symbols: DSO missing from command line
collect2: error: ld returned 1 exit status
CMakeFiles/tfs.dir/build.make:1914: recipe for target 'tfs' failed
make[2]: *** [tfs] Error 1
CMakeFiles/Makefile2:60: recipe for target 'CMakeFiles/tfs.dir/all' failed
make[1]: *** [CMakeFiles/tfs.dir/all] Error 2
Makefile:76: recipe for target 'all' failed
make: *** [all] Error 2