is_lower 6059 maint/gnulib/lib/gen-uni-tables.c if (to_upper (ch) != ch && !(is_lower (ch) || is_upper (ch))) is_lower 6066 maint/gnulib/lib/gen-uni-tables.c if (to_lower (ch) != ch && !(is_lower (ch) || is_upper (ch))) is_lower 6073 maint/gnulib/lib/gen-uni-tables.c if ((is_lower (ch) || is_upper (ch)) && !is_alpha (ch)) is_lower 6141 maint/gnulib/lib/gen-uni-tables.c output_charclass (stream, "lower", is_lower);