ERR84            6758 ext/pcre/pcrelib/pcre_compile.c             *errorcodeptr = ERR84;
ERR84            7020 ext/pcre/pcrelib/pcre_compile.c           *errorcodeptr = ERR84;   /* Group name must start with non-digit */
ERR84            7138 ext/pcre/pcrelib/pcre_compile.c           *errorcodeptr = ERR84;   /* Group name must start with non-digit */