Function xmlTextReaderPrev 

#[unsafe(no_mangle)]
pub unsafe extern "C" fn xmlTextReaderPrev(
    reader: *mut XmlTextReader,
) -> c_int

Skip to the previous sibling of the current node.

Returns 1 on success, 0 if no previous sibling, -1 on error.

UPSTREAM-PARITY

int xmlTextReaderPrev(xmlTextReaderPtr reader);

Safety

reader must be a valid pointer or NULL.