diff --git a/examples/boing.c b/examples/boing.c
index 33696e468..8cf5b1dce 100644
--- a/examples/boing.c
+++ b/examples/boing.c
@@ -569,7 +569,7 @@ int main( void )
    GLFWwindow window;
 
    /* Init GLFW */
-   if( !glfwInit() )
+   if( !glfwInit(NULL) )
    {
       fprintf( stderr, "Failed to initialize GLFW\n" );
       exit( EXIT_FAILURE );
diff --git a/examples/gears.c b/examples/gears.c
index 53d601f35..cbf9eab9c 100644
--- a/examples/gears.c
+++ b/examples/gears.c
@@ -323,7 +323,7 @@ int main(int argc, char *argv[])
 {
     GLFWwindow window;
 
-    if( !glfwInit() )
+    if( !glfwInit(NULL) )
     {
         fprintf( stderr, "Failed to initialize GLFW\n" );
         exit( EXIT_FAILURE );
diff --git a/examples/heightmap.c b/examples/heightmap.c
index b4dcf082a..a55df291a 100644
--- a/examples/heightmap.c
+++ b/examples/heightmap.c
@@ -573,7 +573,7 @@ int main(int argc, char** argv)
         }
     }
 
-    if (GL_TRUE != glfwInit())
+    if (!glfwInit(NULL))
     {
         fprintf(stderr, "ERROR: Unable to initialize GLFW\n");
         usage();
diff --git a/examples/splitview.c b/examples/splitview.c
index 2cd43fdf8..3fcdd1d87 100644
--- a/examples/splitview.c
+++ b/examples/splitview.c
@@ -442,7 +442,7 @@ int main(void)
     GLFWwindow window;
 
     // Initialise GLFW
-    if (!glfwInit())
+    if (!glfwInit(NULL))
     {
         fprintf(stderr, "Failed to initialize GLFW\n");
         exit(EXIT_FAILURE);
diff --git a/examples/triangle.c b/examples/triangle.c
index e61ea9abe..e952cc707 100644
--- a/examples/triangle.c
+++ b/examples/triangle.c
@@ -15,7 +15,7 @@ int main(void)
     GLFWwindow window;
 
     // Initialise GLFW
-    if (!glfwInit())
+    if (!glfwInit(NULL))
     {
         fprintf(stderr, "Failed to initialize GLFW\n");
         exit(EXIT_FAILURE);
diff --git a/examples/wave.c b/examples/wave.c
index 1eb8b8552..9ffcd3f7b 100644
--- a/examples/wave.c
+++ b/examples/wave.c
@@ -379,7 +379,7 @@ int main(int argc, char* argv[])
     GLFWwindow window;
     double t, dt_total, t_old;
 
-    if (!glfwInit())
+    if (!glfwInit(NULL))
     {
         fprintf(stderr, "GLFW initialization failed\n");
         exit(EXIT_FAILURE);
diff --git a/include/GL/glfw3.h b/include/GL/glfw3.h
index 75f82e1df..59bd6fdb4 100644
--- a/include/GL/glfw3.h
+++ b/include/GL/glfw3.h
@@ -506,20 +506,13 @@ typedef struct
     GLFWfreefun free;
 } GLFWallocator;
 
-/* Custom threading model interface */
-typedef struct
-{
-    int dummy;
-} GLFWthreadmodel;
-
 
 /*************************************************************************
  * Prototypes
  *************************************************************************/
 
 /* Initialization, termination and version querying */
-GLFWAPI int  glfwInit(void);
-GLFWAPI int  glfwInitWithModels(GLFWthreadmodel* threading, GLFWallocator* allocator);
+GLFWAPI int  glfwInit(GLFWallocator* allocator);
 GLFWAPI void glfwTerminate(void);
 GLFWAPI void glfwGetVersion(int* major, int* minor, int* rev);
 GLFWAPI const char* glfwGetVersionString(void);
diff --git a/readme.html b/readme.html
index e13d8944c..ee03881d3 100644
--- a/readme.html
+++ b/readme.html
@@ -272,7 +272,7 @@ version of GLFW.</p>
   <li>Added <code>glfwSetWindowFocusCallback</code> function and <code>GLFWwindowfocusfun</code> type for receiving window focus events</li>
   <li>Added <code>glfwSetWindowIconifyCallback</code> function and <code>GLFWwindowiconifyfun</code> type for receiving window iconification events</li>
   <li>Added <code>glfwGetCurrentContext</code> function for retrieving the window whose OpenGL context is current</li>
-  <li>Added <code>glfwInitWithModels</code> function and <code>GLFWallocator</code> and <code>GLFWthreadmodel</code> types for pluggable memory allocation and threading models</li>
+  <li>Added <code>GLFWallocator</code> type and <code>glfwInit</code> parameter for pluggable memory allocator</li>
   <li>Added <code>glfwCopyContext</code> function for copying OpenGL state categories between contexts</li>
   <li>Added <code>GLFW_OPENGL_ES2_PROFILE</code> profile for creating OpenGL ES 2.0 contexts using the <code>GLX_EXT_create_context_es2_profile</code> and <code>WGL_EXT_create_context_es2_profile</code> extensions</li>
   <li>Added <code>GLFW_OPENGL_ROBUSTNESS</code> window hint and associated strategy tokens for <code>GL_ARB_robustness</code> support</li>
diff --git a/src/init.c b/src/init.c
index 889e17703..8a28b5cc5 100644
--- a/src/init.c
+++ b/src/init.c
@@ -67,26 +67,13 @@ void _glfwFree(void* ptr)
 // Initialize various GLFW state
 //========================================================================
 
-GLFWAPI int glfwInit(void)
-{
-    return glfwInitWithModels(NULL, NULL);
-}
-
-
-//========================================================================
-// Initialize various GLFW state using custom model interfaces
-//========================================================================
-
-GLFWAPI int glfwInitWithModels(GLFWthreadmodel* threading, GLFWallocator* allocator)
+GLFWAPI int glfwInit(GLFWallocator* allocator)
 {
     if (_glfwInitialized)
         return GL_TRUE;
 
     memset(&_glfwLibrary, 0, sizeof(_glfwLibrary));
 
-    if (threading)
-        _glfwLibrary.threading = *threading;
-
     if (allocator)
     {
         // Verify that the specified model is complete
diff --git a/src/internal.h b/src/internal.h
index a78cef112..66ae954ef 100644
--- a/src/internal.h
+++ b/src/internal.h
@@ -241,7 +241,6 @@ struct _GLFWlibrary
     GLFWkeyfun           keyCallback;
     GLFWcharfun          charCallback;
 
-    GLFWthreadmodel      threading;
     GLFWallocator        allocator;
 
     GLFWgammaramp currentRamp;
diff --git a/tests/accuracy.c b/tests/accuracy.c
index f235cf757..38f1374e7 100644
--- a/tests/accuracy.c
+++ b/tests/accuracy.c
@@ -59,7 +59,7 @@ int main(void)
 {
     GLFWwindow window;
 
-    if (!glfwInit())
+    if (!glfwInit(NULL))
     {
         fprintf(stderr, "Failed to initialize GLFW: %s\n", glfwErrorString(glfwGetError()));
         exit(EXIT_FAILURE);
diff --git a/tests/defaults.c b/tests/defaults.c
index d7c5a02c4..b50abaaaa 100644
--- a/tests/defaults.c
+++ b/tests/defaults.c
@@ -69,7 +69,7 @@ int main(void)
     int i, width, height;
     GLFWwindow window;
 
-    if (!glfwInit())
+    if (!glfwInit(NULL))
     {
         fprintf(stderr, "Failed to initialize GLFW: %s\n", glfwErrorString(glfwGetError()));
         exit(EXIT_FAILURE);
diff --git a/tests/dynamic.c b/tests/dynamic.c
index 8bc5568b2..b4257271d 100644
--- a/tests/dynamic.c
+++ b/tests/dynamic.c
@@ -59,7 +59,7 @@ int main(void)
         exit(EXIT_FAILURE);
     }
 
-    if (!glfwInit())
+    if (!glfwInit(NULL))
     {
         fprintf(stderr, "Failed to initialize GLFW\n");
         exit(EXIT_FAILURE);
diff --git a/tests/events.c b/tests/events.c
index fffd9f583..41928db70 100644
--- a/tests/events.c
+++ b/tests/events.c
@@ -330,7 +330,7 @@ int main(void)
 
     setlocale(LC_ALL, "");
 
-    if (!glfwInit())
+    if (!glfwInit(NULL))
     {
         fprintf(stderr, "Failed to initialize GLFW: %s\n", glfwErrorString(glfwGetError()));
         exit(EXIT_FAILURE);
diff --git a/tests/fsaa.c b/tests/fsaa.c
index 6cdb77e0f..e2fcf387d 100644
--- a/tests/fsaa.c
+++ b/tests/fsaa.c
@@ -81,7 +81,7 @@ int main(int argc, char** argv)
         }
     }
 
-    if (!glfwInit())
+    if (!glfwInit(NULL))
     {
         fprintf(stderr, "Failed to initialize GLFW: %s\n", glfwErrorString(glfwGetError()));
         exit(EXIT_FAILURE);
diff --git a/tests/fsfocus.c b/tests/fsfocus.c
index 951409a69..bf634d546 100644
--- a/tests/fsfocus.c
+++ b/tests/fsfocus.c
@@ -75,7 +75,7 @@ int main(void)
 {
     GLFWwindow window;
 
-    if (!glfwInit())
+    if (!glfwInit(NULL))
     {
         fprintf(stderr, "Failed to initialize GLFW: %s\n", glfwErrorString(glfwGetError()));
         exit(EXIT_FAILURE);
diff --git a/tests/gamma.c b/tests/gamma.c
index 981cbcc41..dd10784e8 100644
--- a/tests/gamma.c
+++ b/tests/gamma.c
@@ -96,7 +96,7 @@ int main(int argc, char** argv)
         }
     }
 
-    if (!glfwInit())
+    if (!glfwInit(NULL))
     {
         fprintf(stderr, "Failed to initialize GLFW: %s\n", glfwErrorString(glfwGetError()));
         exit(EXIT_FAILURE);
diff --git a/tests/glfwinfo.c b/tests/glfwinfo.c
index 4de6634d5..efaff6b9f 100644
--- a/tests/glfwinfo.c
+++ b/tests/glfwinfo.c
@@ -183,7 +183,7 @@ int main(int argc, char** argv)
 
     glfwSetErrorCallback(error_callback);
 
-    if (!glfwInit())
+    if (!glfwInit(NULL))
     {
         fprintf(stderr, "Failed to initialize GLFW: %s\n", glfwErrorString(glfwGetError()));
         exit(EXIT_FAILURE);
diff --git a/tests/iconify.c b/tests/iconify.c
index 6d001ea5a..1ee235f10 100644
--- a/tests/iconify.c
+++ b/tests/iconify.c
@@ -90,7 +90,7 @@ int main(int argc, char** argv)
         }
     }
 
-    if (!glfwInit())
+    if (!glfwInit(NULL))
     {
         fprintf(stderr, "Failed to initialize GLFW: %s\n", glfwErrorString(glfwGetError()));
         exit(EXIT_FAILURE);
diff --git a/tests/joysticks.c b/tests/joysticks.c
index 23ac88a36..d777d4311 100644
--- a/tests/joysticks.c
+++ b/tests/joysticks.c
@@ -94,7 +94,7 @@ int main(void)
     double update;
 
     /* Initialise GLFW */
-    if (!glfwInit())
+    if (!glfwInit(NULL))
     {
         fprintf(stderr, "Failed to initialize GLFW: %s\n", glfwErrorString(glfwGetError()));
         exit(EXIT_FAILURE);
diff --git a/tests/listmodes.c b/tests/listmodes.c
index a4648ef64..6962974d8 100644
--- a/tests/listmodes.c
+++ b/tests/listmodes.c
@@ -21,7 +21,7 @@ int main(void)
     GLFWvidmode dtmode, modes[400];
     int modecount, i;
 
-    if (!glfwInit())
+    if (!glfwInit(NULL))
     {
         fprintf(stderr, "Failed to initialize GLFW: %s\n", glfwErrorString(glfwGetError()));
         exit(EXIT_FAILURE);
diff --git a/tests/peter.c b/tests/peter.c
index 5ae7ba5dc..7c8082296 100644
--- a/tests/peter.c
+++ b/tests/peter.c
@@ -111,7 +111,7 @@ static GLboolean open_window(void)
 
 int main(void)
 {
-    if (!glfwInit())
+    if (!glfwInit(NULL))
     {
         fprintf(stderr, "Failed to initialize GLFW: %s\n", glfwErrorString(glfwGetError()));
         exit(EXIT_FAILURE);
diff --git a/tests/reopen.c b/tests/reopen.c
index 2922cb841..484be9966 100644
--- a/tests/reopen.c
+++ b/tests/reopen.c
@@ -84,7 +84,7 @@ static GLboolean open_window(int width, int height, int mode)
 {
     double base;
 
-    if (!glfwInit())
+    if (!glfwInit(NULL))
     {
         fprintf(stderr, "Failed to initialize GLFW: %s\n", glfwErrorString(glfwGetError()));
         return GL_FALSE;
diff --git a/tests/sharing.c b/tests/sharing.c
index 942ec2c66..8be0e30b7 100644
--- a/tests/sharing.c
+++ b/tests/sharing.c
@@ -117,7 +117,7 @@ int main(int argc, char** argv)
     GLuint texture;
     int x, y;
 
-    if (!glfwInit())
+    if (!glfwInit(NULL))
     {
         fprintf(stderr, "Failed to initialize GLFW: %s\n", glfwErrorString(glfwGetError()));
         exit(EXIT_FAILURE);
diff --git a/tests/tearing.c b/tests/tearing.c
index 10170b0f3..044f8ecc9 100644
--- a/tests/tearing.c
+++ b/tests/tearing.c
@@ -44,7 +44,7 @@ int main(void)
     float position;
     GLFWwindow window;
 
-    if (!glfwInit())
+    if (!glfwInit(NULL))
     {
         fprintf(stderr, "Failed to initialize GLFW: %s\n", glfwErrorString(glfwGetError()));
         exit(EXIT_FAILURE);
diff --git a/tests/windows.c b/tests/windows.c
index c7ff32b2f..f5844762f 100644
--- a/tests/windows.c
+++ b/tests/windows.c
@@ -46,7 +46,7 @@ int main(void)
     GLboolean running = GL_TRUE;
     GLFWwindow windows[4];
 
-    if (!glfwInit())
+    if (!glfwInit(NULL))
     {
         fprintf(stderr, "Failed to initialize GLFW: %s\n",
                 glfwErrorString(glfwGetError()));