ISUPPER

    ISUPPER         1514 modules/up/src/Core/gnu/regex.c                                 || (is_upper  && ISUPPER (ch))
    ISUPPER         4783 modules/up/src/Core/gnu/regex.c         preg->translate[i] = ISUPPER (i) ? tolower (i) : i;
    ISUPPER         1514 modules/up/src/gnug++/regex.c                                 || (is_upper  && ISUPPER (ch))
    ISUPPER         4783 modules/up/src/gnug++/regex.c         preg->translate[i] = ISUPPER (i) ? tolower (i) : i;