install error

```
../src/dns_sd.cpp:90: error: ‘InvocationCallback’ was not declared in this scope
../src/dns_sd.cpp:95: error: expected constructor, destructor, or type conversion before ‘<’ token
../src/dns_sd.cpp:321: error: expected ‘}’ at end of input
make: *** [Release/obj.target/dns_sd_bindings/src/dns_sd.o] Error 1
make: Leaving directory `/root/.nvm/versions/io.js/v3.2.0/lib/node_modules/pm2-web/node_modules/mdns2/build'
gyp ERR! build error
gyp ERR! stack Error: `make` failed with exit code: 2
gyp ERR! stack at ChildProcess.onExit (/root/.nvm/versions/io.js/v3.2.0/lib/node_modules/npm/node_modules/node-gyp/lib/build.js:269:23)
gyp ERR! stack at emitTwo (events.js:87:13)
gyp ERR! stack at ChildProcess.emit (events.js:172:7)
gyp ERR! stack at Process.ChildProcess._handle.onexit (internal/child_process.js:200:12)
gyp ERR! System Linux 2.6.32-504.12.2.el6.x86_64
gyp ERR! command "/root/.nvm/versions/io.js/v3.2.0/bin/iojs" "/root/.nvm/versions/io.js/v3.2.0/lib/node_modules/npm/node_modules/node-gyp/bin/node-gyp.js" "rebuild"
gyp ERR! cwd /root/.nvm/versions/io.js/v3.2.0/lib/node_modules/pm2-web/node_modules/mdns2
gyp ERR! node -v v3.2.0
gyp ERR! node-gyp -v v2.0.2
gyp ERR! not ok
npm WARN engine hawk@0.10.2: wanted: {"node":"0.8.x"} (current: {"node":"3.2.0","npm":"2.13.3"})
npm WARN engine hoek@0.7.6: wanted: {"node":"0.8.x"} (current: {"node":"3.2.0","npm":"2.13.3"})
npm WARN engine sntp@0.1.4: wanted: {"node":"0.8.x"} (current: {"node":"3.2.0","npm":"2.13.3"})
npm WARN engine boom@0.3.8: wanted: {"node":"0.8.x"} (current: {"node":"3.2.0","npm":"2.13.3"})
npm WARN engine cryptiles@0.1.3: wanted: {"node":"0.8.x"} (current: {"node":"3.2.0","npm":"2.13.3"})

> ws@0.4.32 install /root/.nvm/versions/io.js/v3.2.0/lib/node_modules/pm2-web/node_modules/ws
> (node-gyp rebuild 2> builderror.log) || (exit 0)

make: Entering directory `/root/.nvm/versions/io.js/v3.2.0/lib/node_modules/pm2-web/node_modules/ws/build'
CXX(target) Release/obj.target/bufferutil/src/bufferutil.o
make: Leaving directory `/root/.nvm/versions/io.js/v3.2.0/lib/node_modules/pm2-web/node_modules/ws/build'
npm WARN optional dep failed, continuing mdns2@2.1.4
npm ERR! Linux 2.6.32-504.12.2.el6.x86_64
npm ERR! argv "/root/.nvm/versions/io.js/v3.2.0/bin/iojs" "/root/.nvm/versions/io.js/v3.2.0/bin/npm" "install" "-g" "pm2-web"
npm ERR! node v3.2.0
npm ERR! npm v2.13.3
npm ERR! code ELIFECYCLE

npm ERR! pwuid@1.0.2 install: `node-gyp rebuild`
npm ERR! Exit status 1
npm ERR!
npm ERR! Failed at the pwuid@1.0.2 install script 'node-gyp rebuild'.
npm ERR! This is most likely a problem with the pwuid package,
npm ERR! not with npm itself.
npm ERR! Tell the author that this fails on your system:
npm ERR! node-gyp rebuild
npm ERR! You can get their info via:
npm ERR! npm owner ls pwuid
npm ERR! There is likely additional logging output above.

```

The most interesting line 3
I use iojs 0.3.2