+extern void GLAPIENTRY
+_mesa_ColorMaski( GLuint buf, GLboolean red, GLboolean green,
+ GLboolean blue, GLboolean alpha );
+
+
+extern void GLAPIENTRY
+_mesa_ClampColor(GLenum target, GLenum clamp);
+
+extern GLboolean
+_mesa_get_clamp_fragment_color(const struct gl_context *ctx,
+ const struct gl_framebuffer *drawFb);
+
+extern GLboolean
+_mesa_get_clamp_vertex_color(const struct gl_context *ctx,
+ const struct gl_framebuffer *drawFb);
+
+extern GLboolean
+_mesa_get_clamp_read_color(const struct gl_context *ctx,
+ const struct gl_framebuffer *readFb);
+
+extern void
+_mesa_update_clamp_fragment_color(struct gl_context *ctx,
+ const struct gl_framebuffer *drawFb);
+
+extern void
+_mesa_update_clamp_vertex_color(struct gl_context *ctx,
+ const struct gl_framebuffer *drawFb);
+
+extern mesa_format
+_mesa_get_render_format(const struct gl_context *ctx, mesa_format format);
+
+extern void
+_mesa_init_color( struct gl_context * ctx );