+extern GLboolean
+_mesa_validate_DrawArraysInstanced(struct gl_context *ctx, GLenum mode, GLint first,
+ GLsizei count, GLsizei primcount);
+
+extern GLboolean
+_mesa_validate_DrawElementsInstanced(struct gl_context *ctx,
+ GLenum mode, GLsizei count, GLenum type,
+ const GLvoid *indices, GLsizei primcount,
+ GLint basevertex);
+
+extern GLboolean
+_mesa_validate_DrawTransformFeedback(struct gl_context *ctx,
+ GLenum mode,
+ struct gl_transform_feedback_object *obj,
+ GLuint stream,
+ GLsizei numInstances);
+
+