$ npm install alsa
/
> alsa@0.0.2 install /home/pi/projects/audio/node/node_modules/alsa
> node-gyp rebuild

make: Entering directory '/home/pi/projects/audio/node/node_modules/alsa/build'
  CXX(target) Release/obj.target/alsa/alsa.o
In file included from ../alsa.cc:3:0:
../pcm.h:16:31: error: expected class-name before ‘{’ token
 class Pcm : public ObjectWrap {
                               ^
../pcm.h:48:5: error: ‘uv_work_t’ does not name a type
     uv_work_t request;
     ^
../pcm.h:100:34: error: ‘Arguments’ does not name a type
   static Handle<Value> New(const Arguments& args);
                                  ^
../pcm.h:101:35: error: ‘Arguments’ does not name a type
   static Handle<Value> Open(const Arguments& args);
                                   ^
../pcm.h:102:36: error: ‘Arguments’ does not name a type
   static Handle<Value> Close(const Arguments& args);
                                    ^
../pcm.h:103:35: error: ‘Arguments’ does not name a type
   static Handle<Value> Read(const Arguments& args);
                                   ^
../pcm.h:104:36: error: ‘Arguments’ does not name a type
   static Handle<Value> Write(const Arguments& args);
                                    ^
../pcm.h:106:62: error: ‘AccessorInfo’ does not name a type
   static Handle<Value> OpenedGetter(Local<String> str, const AccessorInfo& accessor);
                                                              ^
../pcm.h:107:64: error: ‘AccessorInfo’ does not name a type
   static Handle<Value> ReadableGetter(Local<String> str, const AccessorInfo& accessor);
                                                                ^
../pcm.h:108:64: error: ‘AccessorInfo’ does not name a type
   static Handle<Value> WritableGetter(Local<String> str, const AccessorInfo& accessor);
                                                                ^
../pcm.h:111:22: error: ‘uv_work_t’ has not been declared
   static void DoRead(uv_work_t* req);
                      ^
../pcm.h:112:25: error: ‘uv_work_t’ has not been declared
   static void AfterRead(uv_work_t* req);
                         ^
../pcm.h:115:23: error: ‘uv_work_t’ has not been declared
   static void DoClose(uv_work_t* req);
                       ^
../pcm.h:116:26: error: ‘uv_work_t’ has not been declared
   static void AfterClose(uv_work_t* req);
                          ^
../pcm.h:119:23: error: ‘uv_work_t’ has not been declared
   static void DoWrite(uv_work_t* req);
                       ^
../pcm.h:120:26: error: ‘uv_work_t’ has not been declared
   static void AfterWrite(uv_work_t* req);
                          ^
../pcm.h: In constructor ‘alsa::Pcm::Pcm()’:
../pcm.h:21:11: error: class ‘alsa::Pcm’ does not have any field named ‘ObjectWrap’
   Pcm() : ObjectWrap(),
           ^
../pcm.h: In constructor ‘alsa::Pcm::Baton::Baton(alsa::Pcm*, v8::Handle<v8::Function>)’:
../pcm.h:54:12: error: ‘class alsa::Pcm’ has no member named ‘Ref’
       pcm->Ref();
            ^
../pcm.h:55:7: error: ‘request’ was not declared in this scope
       request.data = this;
       ^
../pcm.h:56:47: error: no matching function for call to ‘v8::Persistent<v8::Function>::New(v8::Handle<v8::Function>&)’
       callback = Persistent<Function>::New(cb_);
                                               ^
../pcm.h:56:47: note: candidate is:
In file included from /home/pi/.node-gyp/4.4.7/include/node/node.h:42:0,
                 from ../alsa.cc:1:
/home/pi/.node-gyp/4.4.7/include/node/v8.h:7181:4: note: static T* v8::PersistentBase<T>::New(v8::Isolate*, T*) [with T = v8::Function]
 T* PersistentBase<T>::New(Isolate* isolate, T* that) {
    ^
/home/pi/.node-gyp/4.4.7/include/node/v8.h:7181:4: note:   candidate expects 2 arguments, 1 provided
In file included from ../alsa.cc:3:0:
../pcm.h: In destructor ‘virtual alsa::Pcm::Baton::~Baton()’:
../pcm.h:59:12: error: ‘class alsa::Pcm’ has no member named ‘Unref’
       pcm->Unref();
            ^
../pcm.h:60:16: error: ‘class v8::Persistent<v8::Function>’ has no member named ‘Dispose’
       callback.Dispose();
                ^
alsa.target.mk:87: recipe for target 'Release/obj.target/alsa/alsa.o' failed
make: *** [Release/obj.target/alsa/alsa.o] Error 1
make: Leaving directory '/home/pi/projects/audio/node/node_modules/alsa/build'
gyp ERR! build error 
gyp ERR! stack Error: `make` failed with exit code: 2
gyp ERR! stack     at ChildProcess.onExit (/usr/local/lib/node_modules/npm/node_modules/node-gyp/lib/build.js:276:23)
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 4.4.11-v7+
gyp ERR! command "/usr/local/bin/node" "/usr/local/lib/node_modules/npm/node_modules/node-gyp/bin/node-gyp.js" "rebuild"
gyp ERR! cwd /home/pi/projects/audio/node/node_modules/alsa
gyp ERR! node -v v4.4.7
gyp ERR! node-gyp -v v3.3.1
gyp ERR! not ok 
npm ERR! Linux 4.4.11-v7+
npm ERR! argv "/usr/local/bin/node" "/usr/local/bin/npm" "install" "alsa"
npm ERR! node v4.4.7
npm ERR! npm  v2.15.8
npm ERR! code ELIFECYCLE

npm ERR! alsa@0.0.2 install: `node-gyp rebuild`
npm ERR! Exit status 1
npm ERR! 
npm ERR! Failed at the alsa@0.0.2 install script 'node-gyp rebuild'.
npm ERR! This is most likely a problem with the alsa 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 information on how to open an issue for this project with:
npm ERR!     npm bugs alsa
npm ERR! Or if that isn't available, you can get their info via:
npm ERR! 
npm ERR!     npm owner ls alsa
npm ERR! There is likely additional logging output above.

npm ERR! Please include the following file with any support request:
npm ERR!     /home/pi/projects/audio/node/npm-debug.log