    REG_NOERROR      2240 libglibc/regex.c                     if (ret != REG_NOERROR) FREE_STACK_RETURN (ret);
    REG_NOERROR      2251 libglibc/regex.c                     if (ret != REG_NOERROR) FREE_STACK_RETURN (ret);
    REG_NOERROR      2990 libglibc/regex.c   return REG_NOERROR;
    REG_NOERROR      3164 libglibc/regex.c   ret = syntax & RE_NO_EMPTY_RANGES ? REG_ERANGE : REG_NOERROR;
    REG_NOERROR      3176 libglibc/regex.c 	  ret = REG_NOERROR;
    REG_NOERROR      5713 libglibc/regex.c   if (ret == REG_NOERROR && preg->fastmap)
    REG_NOERROR      5804 libglibc/regex.c   return ret >= 0 ? (int) REG_NOERROR : (int) REG_NOMATCH;