Function sourceview4_sys::gtk_source_search_context_backward

pub unsafe extern "C" fn gtk_source_search_context_backward(
    search: *mut GtkSourceSearchContext, 
    iter: *const GtkTextIter, 
    match_start: *mut GtkTextIter, 
    match_end: *mut GtkTextIter, 
    has_wrapped_around: *mut gboolean
) -> gboolean