diff --git a/src/framework/cmake/FindOpenAL.cmake b/src/framework/cmake/FindOpenAL.cmake
index 4b7ed1eb..a66f2573 100644
--- a/src/framework/cmake/FindOpenAL.cmake
+++ b/src/framework/cmake/FindOpenAL.cmake
@@ -4,7 +4,7 @@
 #  OPENAL_LIBRARY - the OPENAL library
 
 SET(OPENAL_APPLE_PATHS ~/Library/Frameworks /Library/Frameworks)
-FIND_PATH(OPENAL_INCLUDE_DIR NAMES AL/al.h PATHS ${OPENAL_APPLE_PATHS})
+FIND_PATH(OPENAL_INCLUDE_DIR al.h PATH_SUFFIXES AL OpenAL PATHS ${OPENAL_APPLE_PATHS})
 SET(_OPENAL_STATIC_LIBS libOpenAL.a libal.a libopenal.a libOpenAL32.a)
 SET(_OPENAL_SHARED_LIBS libOpenAL.dll.a libal.dll.a libopenal.dll.a libOpenAL32.dll.a OpenAL al openal OpenAL32)
 IF(USE_STATIC_LIBS)
diff --git a/src/framework/luafunctions.cpp b/src/framework/luafunctions.cpp
index bef1c519..eebcfab7 100644
--- a/src/framework/luafunctions.cpp
+++ b/src/framework/luafunctions.cpp
@@ -81,7 +81,10 @@ void Application::registerLuaFunctions()
     g_lua.registerSingletonClass("g_platform");
     g_lua.bindSingletonFunction("g_platform", "spawnProcess", &Platform::spawnProcess, &g_platform);
     g_lua.bindSingletonFunction("g_platform", "getProcessId", &Platform::getProcessId, &g_platform);
+    g_lua.bindSingletonFunction("g_platform", "isProcessRunning", &Platform::isProcessRunning, &g_platform);
     g_lua.bindSingletonFunction("g_platform", "copyFile", &Platform::copyFile, &g_platform);
+    g_lua.bindSingletonFunction("g_platform", "fileExists", &Platform::fileExists, &g_platform);
+    g_lua.bindSingletonFunction("g_platform", "killProcess", &Platform::killProcess, &g_platform);
     g_lua.bindSingletonFunction("g_platform", "getTempPath", &Platform::getTempPath, &g_platform);
     g_lua.bindSingletonFunction("g_platform", "openUrl", &Platform::openUrl, &g_platform);
     g_lua.bindSingletonFunction("g_platform", "getCPUName", &Platform::getCPUName, &g_platform);
diff --git a/src/framework/platform/platform.h b/src/framework/platform/platform.h
index 2c862cfe..c12bf445 100644
--- a/src/framework/platform/platform.h
+++ b/src/framework/platform/platform.h
@@ -32,8 +32,11 @@ public:
     void processArgs(std::vector<std::string>& args);
     bool spawnProcess(const std::string& process, const std::vector<std::string>& args);
     int getProcessId();
+    bool isProcessRunning(const std::string& name);
+    bool killProcess(const std::string& name);
     std::string getTempPath();
     bool copyFile(std::string from, std::string to);
+    bool fileExists(const std::string& file);
     void openUrl(std::string url);
     std::string getCPUName();
     double getTotalSystemMemory();
diff --git a/src/framework/platform/unixplatform.cpp b/src/framework/platform/unixplatform.cpp
index 144837ef..c6f053c4 100644
--- a/src/framework/platform/unixplatform.cpp
+++ b/src/framework/platform/unixplatform.cpp
@@ -64,6 +64,16 @@ int Platform::getProcessId()
     return getpid();
 }
 
+bool Platform::isProcessRunning(const std::string& name)
+{
+    return false;
+}
+
+bool Platform::killProcess(const std::string& name)
+{
+    return false;
+}
+
 std::string Platform::getTempPath()
 {
     return "/tmp/";
@@ -74,6 +84,12 @@ bool Platform::copyFile(std::string from, std::string to)
     return system(stdext::format("/bin/cp '%s' '%s'", from, to).c_str()) == 0;
 }
 
+bool Platform::fileExists(const std::string& file)
+{
+    struct stat buffer;
+    return (stat(file.c_str(), &buffer) == 0);
+}
+
 void Platform::openUrl(std::string url)
 {
     if(url.find("http://") == std::string::npos)
diff --git a/src/framework/platform/win32platform.cpp b/src/framework/platform/win32platform.cpp
index 769cb1e8..ef1d4367 100644
--- a/src/framework/platform/win32platform.cpp
+++ b/src/framework/platform/win32platform.cpp
@@ -61,6 +61,27 @@ int Platform::getProcessId()
     return GetCurrentProcessId();
 }
 
+bool Platform::isProcessRunning(const std::string& name)
+{
+    if(FindWindowA(name.c_str(), NULL) != NULL)
+        return true;
+    return false;
+}
+
+bool Platform::killProcess(const std::string& name)
+{
+    HWND window = FindWindowA(name.c_str(), NULL);
+    if(window == NULL)
+        return false;
+    DWORD pid = GetProcessId(window);
+    HANDLE handle = OpenProcess(PROCESS_ALL_ACCESS, false, pid);
+    if(handle == NULL)
+        return false;
+    bool ok = TerminateProcess(handle, 1) != 0;
+    CloseHandle(handle);
+    return ok;
+}
+
 std::string Platform::getTempPath()
 {
     wchar_t path[MAX_PATH];
@@ -68,6 +89,13 @@ std::string Platform::getTempPath()
     return stdext::utf16_to_utf8(path);
 }
 
+bool Platform::fileExists(const std::string& file)
+{
+    std::wstring wfile = stdext::utf8_to_utf16(file);
+    DWORD dwAttrib = GetFileAttributesW(wfile.c_str());
+    return (dwAttrib != INVALID_FILE_ATTRIBUTES &&  !(dwAttrib & FILE_ATTRIBUTE_DIRECTORY));
+}
+
 bool Platform::copyFile(std::string from, std::string to)
 {
     boost::replace_all(from, "/", "\\");
diff --git a/src/framework/sound/declarations.h b/src/framework/sound/declarations.h
index 5877ef30..c88e62c1 100644
--- a/src/framework/sound/declarations.h
+++ b/src/framework/sound/declarations.h
@@ -27,8 +27,8 @@
 
 #define AL_LIBTYPE_STATIC
 
-#include <AL/al.h>
-#include <AL/alc.h>
+#include <al.h>
+#include <alc.h>
 
 class SoundManager;
 class SoundSource;