Function libxslt::bindings::xmlRegNewExecCtxt

pub unsafe extern "C" fn xmlRegNewExecCtxt(
    comp: *mut _xmlRegexp, 
    callback: Option<unsafe extern "C" fn(*mut _xmlRegExecCtxt, *const u8, *mut c_void, *mut c_void)>, 
    data: *mut c_void
) -> *mut _xmlRegExecCtxt