lapack_sys::chpev_

pub unsafe extern fn chpev_(jobz: *mut c_char, uplo: *mut c_char, n: *mut c_int, ap: *mut c_void, w: *mut c_float, z: *mut c_void, ldz: *mut c_int, work: *mut c_void, rwork: *mut c_float, info: *mut c_int)