rlapack::ll::zlartg_

pub unsafe extern fn zlartg_(__f: *mut __CLPK_doublecomplex, __g: *mut __CLPK_doublecomplex, __cs: *mut __CLPK_doublereal, __sn: *mut __CLPK_doublecomplex, __r__: *mut __CLPK_doublecomplex) -> c_int