blas_sys::fortran::sgemv_

pub unsafe extern fn sgemv_(trans: *const c_char, m: *const c_int, n: *const c_int, alpha: *const c_float, a: *const c_float, lda: *const c_int, x: *const c_float, incx: *const c_int, beta: *const c_float, y: *mut c_float, incy: *const c_int)