[ 85%] Built target libshogun
Scanning dependencies of target shogun
Linking CXX shared library libshogun.so
/usr/bin/ld: /usr/local/lib/libnlopt.a(optimize.o): relocation R_X86_64_32S against `.text' can not be used when making a shared object; recompile with -fPIC
/usr/local/lib/libnlopt.a: error adding symbols: Bad value
collect2: error: ld returned 1 exit status
make[2]: *** [src/shogun/libshogun.so.16.1] Error 1
make[1]: *** [src/shogun/CMakeFiles/shogun.dir/all] Error 2
make: *** [all] Error 2