pub unsafe extern fn sopmtr_(side: *const c_char,
uplo: *const c_char,
trans: *const c_char,
m: *const lapack_int,
n: *const lapack_int,
ap: *const c_float,
tau: *const c_float,
c: *mut c_float,
ldc: *const lapack_int,
work: *mut c_float,
info: *mut lapack_int)