alloc_bitmap
return(m->alloc_bitmap(w, h, d, f));
m_this->alloc_bitmap = alloc_bitmap;
bmap_t *bm = cc_monitor->alloc_bitmap(dim->width, dim->height,
bmap_t *alloc_bitmap(u_short width, u_short height, u_short depth, u_short flags);
alloc_bitmap_func *alloc_bitmap;
bm = alloc_bitmap(mode->size.width, mode->size.height, mode->depth);
static bmap_t *alloc_bitmap(u_long, u_long, u_char);
bm = alloc_bitmap(mode->size.width, mode->size.height, mode->depth);
static bmap_t *alloc_bitmap(u_long, u_long, u_char);