dupgroups        6698 ext/pcre/pcrelib/pcre_compile.c         cd->dupgroups = TRUE;     /* Record (?| encountered */
dupgroups        7268 ext/pcre/pcrelib/pcre_compile.c           if (cd->dupgroups) *lengthptr += 4 + 4*LINK_SIZE;
dupgroups        9291 ext/pcre/pcrelib/pcre_compile.c cd->dupgroups = FALSE;
dupgroups        2457 ext/pcre/pcrelib/pcre_internal.h   BOOL dupgroups;                   /* Duplicate groups exist: (?| found */