_mesa_TexImage2D(GL_TEXTURE_2D, 0, GL_INTENSITY, width, height, 0,
GL_RED, GL_UNSIGNED_BYTE, stencil_pixels);
ctx->Unpack = old_unpack;
_mesa_TexImage2D(GL_TEXTURE_2D, 0, GL_INTENSITY, width, height, 0,
GL_RED, GL_UNSIGNED_BYTE, stencil_pixels);
ctx->Unpack = old_unpack;