ediff-combine-diffs
ediff-combine-diffs is an interactive compiled Lisp function in `ediff-merg.el
'.
(ediff-combine-diffs N &optional BATCH-INVOCATION)
Combine Nth diff regions of buffers A and B and place the combination in C.
N is a prefix argument. If nil, combine the current difference regions.
Combining is done according to the specifications in variable
`ediff-combination-pattern'.