REG_EPAREN         86 ext/mbstring/oniguruma/regposix.c     { ONIGERR_UNMATCHED_CLOSE_PARENTHESIS,                REG_EPAREN  },
REG_EPAREN         87 ext/mbstring/oniguruma/regposix.c     { ONIGERR_END_PATTERN_WITH_UNMATCHED_PARENTHESIS,     REG_EPAREN  },
REG_EPAREN         87 ext/pcre/pcrelib/pcreposix.c   REG_EPAREN,  /* missing ) */
REG_EPAREN         92 ext/pcre/pcrelib/pcreposix.c   REG_EPAREN,  /* missing ) after comment */
REG_EPAREN         97 ext/pcre/pcrelib/pcreposix.c   REG_EPAREN,  /* unmatched parentheses */