libboost-all-dev is already the newest version.

root@gap:/# sudo apt-get install build-essential
Reading package lists... Done
Building dependency tree       
Reading state information... Done
build-essential is already the newest version.
0 upgraded, 0 newly installed, 0 to remove and 2 not upgraded.

g++ -Wall -Wextra -c -Winline -Wformat -Wformat-security -pthread --param max-inline-insns-single=1000 -lm -Wno-write-strings -march=native -O3 src/Stratum.cpp -o src/Stratum.o
src/Stratum.cpp: In static member function «static void Stratum::init(std::string*, std::string*)»:
src/Stratum.cpp:112:9: error: «connect» is not element of «boost::asio»
src/Stratum.cpp:112:9: warning: suggested alternatives:
/usr/include/x86_64-linux-gnu/sys/socket.h:129:12: warning:   «connect»
/usr/include/boost/asio/detail/impl/socket_ops.ipp:383:5: warning:   «boost::asio::detail::socket_ops::connect»
make: *** [src/Stratum.o] Error 1

./gapminer: /lib/x86_64-linux-gnu/libc.so.6: version `GLIBC_2.16' not found (required by ./gapminer)
./gapminer: /lib/x86_64-linux-gnu/libc.so.6: version `GLIBC_2.17' not found (required by ./gapminer)

main.cpp:16:37: fatal error: boost/algorithm/clamp.hpp: No such file or directory
compilation terminated.
make: *** [obj/main.o] Error 1

driver-opencl.c:1219:5: warning: implicit declaration of function ‘max’ [-Wimplicit-function-declaration]
driver-opencl.c:1219:29: warning: initialization makes pointer from integer without a cast [enabled by default]
  CC     sgminer-ocl.o
  CC     sgminer-findnonce.o
  CC     sgminer-adl.o
  CC     sgminer-scrypt.o
  CC     sgminer-darkcoin.o
  CC     sgminer-qubitcoin.o
  CC     sgminer-quarkcoin.o
  CC     sgminer-myriadcoin-groestl.o
  CC     sgminer-fuguecoin.o
  CC     sgminer-inkcoin.o
  CC     sgminer-animecoin.o
  CC     sgminer-groestlcoin.o
  CC     sgminer-sifcoin.o
  CC     sgminer-twecoin.o
  CC     sgminer-marucoin.o
  CCLD   sgminer
sgminer-driver-opencl.o: In function `prepare_work':
/home/miner/gpu-miner/driver-opencl.c:1219: undefined reference to `max'
collect2: ld returned 1 exit status
make[2]: *** [sgminer] Error 1
make[2]: Leaving directory `/home/miner/gpu-miner'
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory `/home/miner/gpu-miner'
make: *** [all] Error 2

 OpenCL...............: FOUND. GPU mining support enabled