to_read           168 lib/font/rbf_font.c             int to_read = UBUFFER_SIZE;
to_read           169 lib/font/rbf_font.c             if (to_read > len) to_read = len;
to_read           172 lib/font/rbf_font.c             bytes_read += read(fd, ubuffer, to_read);
to_read           173 lib/font/rbf_font.c             memcpy(dest, ubuffer, to_read);
to_read           176 lib/font/rbf_font.c             dest += to_read;
to_read           177 lib/font/rbf_font.c             len -= to_read;