690     mbstate_t mbs;  in wcsconv()  local
698       memset(&mbs, 0, sizeof(mbs));  in wcsconv()
700       nbytes = wcsrtombs(nullptr, (const wchar_t**)&p, 0, &mbs);  in wcsconv()
711         memset(&mbs, 0, sizeof(mbs));  in wcsconv()
713           clen = wcrtomb(buf, *p++, &mbs);  in wcsconv()
724     memset(&mbs, 0, sizeof(mbs));  in wcsconv()
725     if ((nbytes = wcsrtombs(convbuf, (const wchar_t**)&p, nbytes, &mbs)) == (size_t)-1) {  in wcsconv()
739     mbstate_t mbs = {};  in xfputwc()  local
740     size_t len = wcrtomb(buf, wc, &mbs);  in xfputwc()
765     mbstate_t mbs;  in mbsconv()  local
776       bzero(&mbs, sizeof(mbs));  in mbsconv()
778         nconv = mbrlen(p, MB_CUR_MAX, &mbs);  in mbsconv()
796     bzero(&mbs, sizeof(mbs));  in mbsconv()
799       nconv = mbrtowc(wcp, p, insize, &mbs);  in mbsconv()