Function xmlAddSibling 

#[unsafe(no_mangle)]
pub unsafe extern "C" fn xmlAddSibling(
    cur: *mut _xmlNode,
    sibling: *mut _xmlNode,
) -> *mut _xmlNode

Add a sibling node.

UPSTREAM-PARITY

xmlNodePtr xmlAddSibling(xmlNodePtr cur, xmlNodePtr sibling);

SAFETY

Same as xmlAddChild, but adds after cur instead of as a child.