N_CHARS
char line_buf[N_LINES][N_CHARS];
char big_buf[(N_LINES + 1) * N_CHARS];
(void)snprintf(line_buf[i], N_CHARS, " ");
(void)snprintf(line_buf[i], N_CHARS,
(void)snprintf(line_buf[i], N_CHARS,
(void)snprintf(line_buf[i], N_CHARS,
(void)snprintf(line_buf[i], N_CHARS, " ");
while (*lptr != '\0' && lptr < (line_buf[i] + N_CHARS))