STATIC char *svu_prepare_sv(pTHX_ SV *sv, size_t s, size_t l) {
#define svu_prepare_sv(S, I, L) svu_prepare_sv(aTHX_ (S), (I), (L))
STRLEN c;
STATIC char *svu_prepare_sv(pTHX_ SV *sv, size_t s, size_t l) {
#define svu_prepare_sv(S, I, L) svu_prepare_sv(aTHX_ (S), (I), (L))
STRLEN c;