Function blas_sys::fortran::zdrot_

pub unsafe extern fn zdrot_(n: *const c_int,
                            x: *mut c_double_complex,
                            incx: *const c_int,
                            y: *mut c_double_complex,
                            incy: *const c_int,
                            c: *const c_double,
                            s: *const c_double)