pub unsafe extern "C" fn dgecon_(
norm: *const c_char,
n: *const lapack_int,
a: *const c_double,
lda: *const lapack_int,
anorm: *const c_double,
rcond: *mut c_double,
work: *mut c_double,
iwork: *mut lapack_int,
info: *mut lapack_int,
)