[rz2k@Derneuca mineserver]$ make all
Linking CXX executable ../bin/mineserver
/usr/bin/ld: CMakeFiles/mineserver.dir/tools.cpp.o: undefined reference to symbol 'clock_gettime@@GLIBC_2.2.5'
/usr/bin/ld: note: 'clock_gettime@@GLIBC_2.2.5' is defined in DSO /usr/lib/librt.so.1 so try adding it to the linker command line
/usr/lib/librt.so.1: could not read symbols: Invalid operation