oldlinkoffset    6223 ext/pcre/pcrelib/pcre_compile.c           int oldlinkoffset;
oldlinkoffset    6226 ext/pcre/pcrelib/pcre_compile.c           oldlinkoffset = GET(bra, 1);
oldlinkoffset    6227 ext/pcre/pcrelib/pcre_compile.c           bralink = (oldlinkoffset == 0)? NULL : bralink - oldlinkoffset;