PERL_CALLCONV void Perl_sv_setuv(pTHX_ SV* sv, UV num);
PERL_CALLCONV void Perl_sv_setnv(pTHX_ SV* sv, NV num);
PERL_CALLCONV SV* Perl_sv_setref_iv(pTHX_ SV* rv, const char* classname, IV iv);
-PERL_CALLCONV SV* Perl_sv_setref_uv(pTHX_ SV* rv, const char* classname, UV uv);
PERL_CALLCONV SV* Perl_sv_setref_nv(pTHX_ SV* rv, const char* classname, NV nv);
PERL_CALLCONV SV* Perl_sv_setref_pv(pTHX_ SV* rv, const char* classname, void* pv);
PERL_CALLCONV SV* Perl_sv_setref_pvn(pTHX_ SV* rv, const char* classname, char* pv, STRLEN n);