Determining if the function pthread_create exists in the pthreads failed with the following output:
Change Dir: /home/rvb/git/rtl_433/build/CMakeFiles/CMakeTmp

Run Build Command:/usr/bin/make "cmTryCompileExec505551368/fast"
/usr/bin/make -f CMakeFiles/cmTryCompileExec505551368.dir/build.make CMakeFiles/cmTryCompileExec505551368.dir/build
make[1]: Вход в каталог `/home/rvb/git/rtl_433/build/CMakeFiles/CMakeTmp'
/usr/bin/cmake -E cmake_progress_report /home/rvb/git/rtl_433/build/CMakeFiles/CMakeTmp/CMakeFiles 1
Building C object CMakeFiles/cmTryCompileExec505551368.dir/CheckFunctionExists.c.o
/usr/bin/cc   -DCHECK_FUNCTION_EXISTS=pthread_create   -o CMakeFiles/cmTryCompileExec505551368.dir/CheckFunctionExists.c.o   -c /usr/share/cmake-2.8/Modules/CheckFunctionExists.c
Linking C executable cmTryCompileExec505551368
/usr/bin/cmake -E cmake_link_script CMakeFiles/cmTryCompileExec505551368.dir/link.txt --verbose=1
/usr/bin/cc   -DCHECK_FUNCTION_EXISTS=pthread_create    CMakeFiles/cmTryCompileExec505551368.dir/CheckFunctionExists.c.o  -o cmTryCompileExec505551368 -rdynamic -lpthreads 
/usr/bin/ld: cannot find -lpthreads
collect2: error: ld returned 1 exit status
make[1]: *** [cmTryCompileExec505551368] Ошибка 1
make[1]: Выход из каталога `/home/rvb/git/rtl_433/build/CMakeFiles/CMakeTmp'
make: *** [cmTryCompileExec505551368/fast] Ошибка 2