Index: wmesa.c
===================================================================
RCS file: /cvs/mesa/Mesa/src/mesa/drivers/windows/gdi/wmesa.c,v
retrieving revision 1.13
diff -r1.13 wmesa.c
108c108
< static wmDeleteBackingStore(PWMC pwc)
---
> static void wmDeleteBackingStore(PWMC pwc)
961c961
<     struct gl_renderbuffer *rb;
---
>     struct gl_renderbuffer *frontRb, *backRb = NULL;
1050c1050,1052
<     rb = CALLOC_STRUCT(gl_renderbuffer);
---
>     frontRb = CALLOC_STRUCT(gl_renderbuffer);
>     if (db_flag)
>        backRb = CALLOC_STRUCT(gl_renderbuffer);
1052c1054,1055
<     if (!rb) {
---
>     if (!frontRb || (db_flag && !backRb)) {
>         /* out of mem */
1060,1066c1063,1077
<     _mesa_init_renderbuffer(rb, (GLuint)0);
<     
<     rb->_BaseFormat = GL_RGBA;
<     rb->InternalFormat = GL_RGBA;
<     rb->DataType = CHAN_TYPE;
<     rb->Delete = wmesa_delete_renderbuffer;
<     rb->AllocStorage = wmesa_renderbuffer_storage;
---
>     /* set up front color renderbuffer */
>     _mesa_init_renderbuffer(frontRb, (GLuint)0);
>     frontRb->_BaseFormat = GL_RGBA;
>     frontRb->InternalFormat = GL_RGBA;
>     frontRb->DataType = CHAN_TYPE;
>     frontRb->Delete = wmesa_delete_renderbuffer;
>     frontRb->AllocStorage = wmesa_renderbuffer_storage;
>     frontRb->PutRow = write_rgba_span_single;
>     frontRb->PutRowRGB = write_rgb_span_single;
>     frontRb->PutMonoRow = write_mono_rgba_span_single;
>     frontRb->PutValues = write_rgba_pixels_single;
>     frontRb->PutMonoValues = write_mono_rgba_pixels_single;
>     frontRb->GetRow = read_rgba_span_single;
>     frontRb->GetValues = read_rgba_pixels_single;
>     _mesa_add_renderbuffer(c->gl_buffer, BUFFER_FRONT_LEFT, frontRb);
1068a1080,1086
>         /* set up the back color renderbuffer */
>         _mesa_init_renderbuffer(backRb, (GLuint)0);
>         backRb->_BaseFormat = GL_RGBA;
>         backRb->InternalFormat = GL_RGBA;
>         backRb->DataType = CHAN_TYPE;
>         backRb->Delete = wmesa_delete_renderbuffer;
>         backRb->AllocStorage = wmesa_renderbuffer_storage;
1071,1077c1089,1095
< 	    rb->PutRow = write_rgba_span_16;
< 	    rb->PutRowRGB = write_rgb_span_16;
< 	    rb->PutMonoRow = write_mono_rgba_span_16;
< 	    rb->PutValues = write_rgba_pixels_16;
< 	    rb->PutMonoValues = write_mono_rgba_pixels_16;
< 	    rb->GetRow = read_rgba_span_16;
< 	    rb->GetValues = read_rgba_pixels_16;
---
> 	    backRb->PutRow = write_rgba_span_16;
> 	    backRb->PutRowRGB = write_rgb_span_16;
> 	    backRb->PutMonoRow = write_mono_rgba_span_16;
> 	    backRb->PutValues = write_rgba_pixels_16;
> 	    backRb->PutMonoValues = write_mono_rgba_pixels_16;
> 	    backRb->GetRow = read_rgba_span_16;
> 	    backRb->GetValues = read_rgba_pixels_16;
1080,1086c1098,1104
< 	    rb->PutRow = write_rgba_span_32;
< 	    rb->PutRowRGB = write_rgb_span_32;
< 	    rb->PutMonoRow = write_mono_rgba_span_32;
< 	    rb->PutValues = write_rgba_pixels_32;
< 	    rb->PutMonoValues = write_mono_rgba_pixels_32;
< 	    rb->GetRow = read_rgba_span_32;
< 	    rb->GetValues = read_rgba_pixels_32;
---
> 	    backRb->PutRow = write_rgba_span_32;
> 	    backRb->PutRowRGB = write_rgb_span_32;
> 	    backRb->PutMonoRow = write_mono_rgba_span_32;
> 	    backRb->PutValues = write_rgba_pixels_32;
> 	    backRb->PutMonoValues = write_mono_rgba_pixels_32;
> 	    backRb->GetRow = read_rgba_span_32;
> 	    backRb->GetValues = read_rgba_pixels_32;
1091,1101c1109
< 	_mesa_add_renderbuffer(c->gl_buffer, BUFFER_BACK_LEFT, rb);
<     }
<     else { /* single buffer */
< 	rb->PutRow = write_rgba_span_single;
< 	rb->PutRowRGB = write_rgb_span_single;
< 	rb->PutMonoRow = write_mono_rgba_span_single;
< 	rb->PutValues = write_rgba_pixels_single;
< 	rb->PutMonoValues = write_mono_rgba_pixels_single;
< 	rb->GetRow = read_rgba_span_single;
< 	rb->GetValues = read_rgba_pixels_single;
< 	_mesa_add_renderbuffer(c->gl_buffer, BUFFER_FRONT_LEFT, rb);
---
> 	_mesa_add_renderbuffer(c->gl_buffer, BUFFER_BACK_LEFT, backRb);
1167c1175
<     if (Current = c)
---
>     if ((Current = c) != 0)