UCD_CASESET      4131 ext/pcre/pcrelib/pcre_compile.c   if ((co = UCD_CASESET(c)) != 0)
UCD_CASESET      4151 ext/pcre/pcrelib/pcre_compile.c   if ((co = UCD_CASESET(c)) != 0 || UCD_OTHERCASE(c) != next) break;
UCD_CASESET      5400 ext/pcre/pcrelib/pcre_compile.c               (d = UCD_CASESET(c)) != 0)
UCD_CASESET      8001 ext/pcre/pcrelib/pcre_compile.c       if ((c = UCD_CASESET(c)) != 0)