g++ -pthread -Wextra -Wno-sign-compare -Wno-char-subscripts -Wno-invalid-offsetof -Wformat-security -g -DNOPCH -I/root/Bitcoin/Libraries/bitcoin-master/src -DUSE_SSL -fno-stack-protector -fstack-protector-all -Wstack-protector -Wl,-z,relro -Wl,-z,now -D_FORTIFY_SOURCE=2 -O2 -I"/home/root/Bitcoin/Deps/include" -static -o bitcoind obj/checkpoints.o obj/netbase.o obj/crypter.o obj/key.o obj/db.o obj/init.o obj/irc.o obj/keystore.o obj/main.o obj/net.o obj/protocol.o obj/bitcoinrpc.o obj/rpcdump.o obj/script.o obj/util.o obj/wallet.o   -Wl,-Bstatic -mtl /home/root/Bitcoin/Deps/lib/libboost_system.a -mtl /home/root/Bitcoin/Deps/lib/libboost_filesystem.a -mtl /home/root/Bitcoin/Deps/lib/libboost_program_options.a -mtl /home/root/Bitcoin/Deps/lib/libboost_thread.a /home/root/Bitcoin/Deps/lib/libdb_cxx.a -mtl /home/root/Bitcoin/Deps/lib/libssl.a -mtl /home/root/Bitcoin/Deps/lib/libcrypto.a -lgcc -Wl,-Bstatic -l z -l dl -l pthread
/usr/bin/ld: cannot find -lz
collect2: ld returned 1 exit status
make: *** [bitcoind] Error 1