-_swrast_write_zoomed_depth_span( GLcontext *ctx, const struct sw_span *span,
- GLint y0, GLint skipPixels );
+_swrast_write_zoomed_stencil_span(struct gl_context *ctx, GLint imgX, GLint imgY,
+ GLint width, GLint spanX, GLint spanY,
+ const GLubyte stencil[]);