Function blosc2_schunk_delete_chunk 

pub unsafe extern "C" fn blosc2_schunk_delete_chunk(
    schunk: *mut blosc2_schunk,
    nchunk: i64,
) -> i64

@brief Delete a chunk at a specific position in a super-chunk.

@param schunk The super-chunk where the chunk will be deleted. @param nchunk The position where the chunk will be deleted.

@return The number of chunks in super-chunk. If some problem is detected, this number will be negative.