6 files changed, 6 insertions, 6 deletions
diff --git a/src/mapi/glapi/gen/ARB_debug_output.xml b/src/mapi/glapi/gen/ARB_debug_output.xml
index f2877a4f7d3..11f268dc640 100644
--- a/src/mapi/glapi/gen/ARB_debug_output.xml
+++ b/src/mapi/glapi/gen/ARB_debug_output.xml
@@ -72,7 +72,7 @@
 
     <function name="DebugMessageCallbackARB" offset="assign">
         <param name="callback" type="GLDEBUGPROCARB"/>
-        <param name="userParam" type="GLvoid *"/>
+        <param name="userParam" type="const GLvoid *"/>
     </function>
 
     <function name="GetDebugMessageLogARB" offset="assign">
diff --git a/src/mapi/glapi/gen/EXT_transform_feedback.xml b/src/mapi/glapi/gen/EXT_transform_feedback.xml
index e4b310ec362..65259fc1fd4 100644
--- a/src/mapi/glapi/gen/EXT_transform_feedback.xml
+++ b/src/mapi/glapi/gen/EXT_transform_feedback.xml
@@ -55,7 +55,7 @@
   <function name="TransformFeedbackVaryingsEXT" alias="TransformFeedbackVaryings">
     <param name="program" type="GLuint"/>
     <param name="count" type="GLsizei"/>
-    <param name="varyings" type="const char **"/>
+    <param name="varyings" type="const GLchar * const *"/>
     <param name="bufferMode" type="GLenum"/>
   </function>
 
diff --git a/src/mesa/main/errors.c b/src/mesa/main/errors.c
index 465420766f7..5a0758d0b9a 100644
--- a/src/mesa/main/errors.c
+++ b/src/mesa/main/errors.c
@@ -659,7 +659,7 @@ _mesa_DebugMessageControlARB(GLenum gl_source, GLenum gl_type,
 }
 
 void GLAPIENTRY
-_mesa_DebugMessageCallbackARB(GLDEBUGPROCARB callback, GLvoid *userParam)
+_mesa_DebugMessageCallbackARB(GLDEBUGPROCARB callback, const void *userParam)
 {
    GET_CURRENT_CONTEXT(ctx);
    ctx->Debug.Callback = callback;
diff --git a/src/mesa/main/errors.h b/src/mesa/main/errors.h
index 4b376fb6075..5b4f36f5567 100644
--- a/src/mesa/main/errors.h
+++ b/src/mesa/main/errors.h
@@ -101,7 +101,7 @@ _mesa_DebugMessageControlARB(GLenum source, GLenum type, GLenum severity,
                              GLboolean enabled);
 void GLAPIENTRY
 _mesa_DebugMessageCallbackARB(GLDEBUGPROCARB callback,
-                              GLvoid *userParam);
+                              const void *userParam);
 
 #ifdef __cplusplus
 }
diff --git a/src/mesa/main/getstring.c b/src/mesa/main/getstring.c
index 39fd260dcf7..0e075427fa0 100644
--- a/src/mesa/main/getstring.c
+++ b/src/mesa/main/getstring.c
@@ -262,7 +262,7 @@ _mesa_GetPointerv( GLenum pname, GLvoid **params )
       case GL_DEBUG_CALLBACK_USER_PARAM_ARB:
          if (!_mesa_is_desktop_gl(ctx))
             goto invalid_pname;
-         *params = ctx->Debug.CallbackData;
+         *params = (GLvoid *) ctx->Debug.CallbackData;
          break;
       default:
          goto invalid_pname;
diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index f8b09df56e7..ea139ea58f9 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -3330,7 +3330,7 @@ struct gl_debug_namespace
 struct gl_debug_state
 {
    GLDEBUGPROCARB Callback;
-   GLvoid *CallbackData;
+   const void *CallbackData;
    GLboolean SyncOutput;
    GLboolean Defaults[MESA_DEBUG_SEVERITY_COUNT][MESA_DEBUG_SOURCE_COUNT][MESA_DEBUG_TYPE_COUNT];
    struct gl_debug_namespace Namespaces[MESA_DEBUG_SOURCE_COUNT][MESA_DEBUG_TYPE_COUNT];