now obelisk doesn't link:
Making all in include/obelisk
make[1]: Entering directory `/usr/local/src/obelisk-git/include/obelisk'
make[1]: Nothing to be done for `all'.
make[1]: Leaving directory `/usr/local/src/obelisk-git/include/obelisk'
Making all in src
make[1]: Entering directory `/usr/local/src/obelisk-git/src'
/bin/bash ../libtool --tag=CXX --mode=link g++ -g -O2 -std=c++11 -o obbalancer balancer/balancer.o balancer/config.o -lobelisk -L/usr/local/lib -lbitcoin -lboost_thread -lboost_system -lboost_regex -lboost_filesystem -lpthread -lleveldb -lcurl -L/usr/local/lib -lzmq -lconfig++
libtool: link: g++ -g -O2 -std=c++11 -o .libs/obbalancer balancer/balancer.o balancer/config.o /usr/local/src/obelisk-git/src/.libs/libobelisk.so -L/usr/local/lib /usr/local/lib/libbitcoin.so -lboost_thread -lboost_system -lboost_regex -lboost_filesystem -lpthread -lleveldb /usr/lib/i386-linux-gnu/libcurl.so /usr/local/lib/libzmq.so -lconfig++
/usr/local/lib/libbitcoin.so: undefined reference to `snappy::RawCompress(char const*, unsigned int, char*, unsigned int*)'
/usr/local/lib/libbitcoin.so: undefined reference to `snappy::RawUncompress(char const*, unsigned int, char*)'
/usr/local/lib/libbitcoin.so: undefined reference to `snappy::GetUncompressedLength(char const*, unsigned int, unsigned int*)'
/usr/local/lib/libbitcoin.so: undefined reference to `snappy::MaxCompressedLength(unsigned int)'
collect2: error: ld returned 1 exit status
make[1]: *** [obbalancer] Error 1
make[1]: Leaving directory `/usr/local/src/obelisk-git/src'
make: *** [all-recursive] Error 1
snappy is installed.