    is_lower         2286 libglibc/regex.c                         boolean is_lower = STREQ (str, "lower");
    is_lower         2311 libglibc/regex.c 			    if (translate && (is_upper || is_lower)
    is_lower         2325 libglibc/regex.c                         boolean is_lower = STREQ (str, "lower");
    is_lower         2352 libglibc/regex.c                                 || (is_lower  && ISLOWER (ch))
    is_lower         2360 libglibc/regex.c 			    if (   translate && (is_upper || is_lower)