prfpregset_n_to_32
prfpregset_n_to_32(&src->pr_fpreg, &dst->pr_fpreg);
extern void prfpregset_n_to_32(const prfpregset_t *, prfpregset32_t *);
prfpregset_n_to_32(&lsp->pr_fpreg, &pf32);