For the record - the workaround mkdir /usr/lib64/lib64/ cd /usr/lib64/lib64/ ln -s ../libboost_system-mt.so.5 ln -s ../libboost_thread-mt.so.5 allowed me to build it, although it's not ideal.

On 6 August 2015 at 10:28, Calum &lt;caluml(a)gmail.com <mailto:caluml@gmail.com>> wrote: Hello all, I have a problem building gr-osmosdr. Steps followed: git clone git://git.osmocom.org/gr-osmosdr <http://git.osmocom.org/gr-osmosdr> (commit 86ad584204762eeb01f07daa683673f1ec3f1df5) cd gr-osmosdr/ mkdir build cd build/ ENABLE_FCD=ON ENABLE_FCDPP=ON cmake ../ make Scanning dependencies of target gnuradio-osmosdr [ 10%] Building CXX object lib/CMakeFiles/gnuradio-osmosdr.dir/source_impl.cc.o [ 20%] Building CXX object lib/CMakeFiles/gnuradio-osmosdr.dir/sink_impl.cc.o [ 30%] Building CXX object lib/CMakeFiles/gnuradio-osmosdr.dir/ranges.cc.o [ 40%] Building CXX object lib/CMakeFiles/gnuradio-osmosdr.dir/device.cc.o [ 50%] Building CXX object lib/CMakeFiles/gnuradio-osmosdr.dir/time_spec.cc.o [ 60%] Building CXX object lib/CMakeFiles/gnuradio-osmosdr.dir/fcd/fcd_source_c.cc.o [ 70%] Building CXX object lib/CMakeFiles/gnuradio-osmosdr.dir/file/file_source_c.cc.o [ 80%] Building CXX object lib/CMakeFiles/gnuradio-osmosdr.dir/rtl_tcp/rtl_tcp_source_f.cc.o [ 90%] Building CXX object lib/CMakeFiles/gnuradio-osmosdr.dir/rtl_tcp/rtl_tcp_source_c.cc.o [100%] Building CXX object lib/CMakeFiles/gnuradio-osmosdr.dir/rfspace/rfspace_source_c.cc.o make[2]: *** No rule to make target `/usr/lib64/lib64/libboost_thread-mt.so.5', needed by `lib/libgnuradio-osmosdr-0.1.5git.so.0.0.0'. Stop. make[1]: *** [lib/CMakeFiles/gnuradio-osmosdr.dir/all] Error 2 make: *** [all] Error 2 I wonder if anyone can help me with this? Looks like the path to libboost_thread-mt.so.5 has two lib64s in it. I'm running CentOS 6.6. C