opengl32: Add stub for wglGetDefaultProcAddress().

dlls/opengl32/make_opengl

@@ -381,6 +381,8 @@ my %remapped_wgl_functions =
      "wglUseFontOutlines" => 0,
     );
 
+my @extra_wgl_functions = ( "wglGetDefaultProcAddress" );
+
 my %supported_wgl_extensions =
    (
     "WGL_ARB_create_context" => 1,
@@ -502,6 +504,10 @@ sub parse_file($)
                 }
                 $wgl_functions{$name} = $functions{$cmd->{name}};
             }
+            foreach my $name (@extra_wgl_functions)
+            {
+                $wgl_functions{$name} = $functions{$name} if defined $functions{$name};
+            }
         }
         next unless defined $norm_categories{$feature->{name}};
         foreach my $cmd ($feature->findnodes("./require/command"))

dlls/opengl32/opengl32.spec

@@ -344,6 +344,7 @@
 @ stdcall wglDescribePixelFormat(long long long ptr)
 @ stdcall wglGetCurrentContext()
 @ stdcall wglGetCurrentDC()
+@ stdcall wglGetDefaultProcAddress(str)
 @ stdcall wglGetLayerPaletteEntries(long long long long ptr)
 @ stdcall wglGetPixelFormat(long)
 @ stdcall wglGetProcAddress(str)

dlls/opengl32/wgl.c

@@ -950,6 +950,15 @@ int WINAPI wglSetLayerPaletteEntries(HDC hdc,
 }
 
 /***********************************************************************
+ *		wglGetDefaultProcAddress (OPENGL32.@)
+ */
+PROC WINAPI wglGetDefaultProcAddress( LPCSTR name )
+{
+    FIXME( "%s: stub\n", debugstr_a(name));
+    return NULL;
+}
+
+/***********************************************************************
  *		wglSwapLayerBuffers (OPENGL32.@)
  */
 BOOL WINAPI wglSwapLayerBuffers(HDC hdc,