pub unsafe extern "C" fn LAPACKE_dsysv(
matrix_layout: c_int,
uplo: c_char,
n: lapack_int,
nrhs: lapack_int,
a: *mut c_double,
lda: lapack_int,
ipiv: *mut lapack_int,
b: *mut c_double,
ldb: lapack_int,
) -> lapack_int