REG_BADPAT         47 ext/ereg/regex/regex.h #define	REG_BADPAT	 2
REG_BADPAT         47 ext/mbstring/oniguruma/onigposix.h #define REG_BADPAT           2
REG_BADPAT         77 ext/pcre/pcrelib/pcreposix.h REG_BADPAT,      /* pattern error */