Source Code File 03-09_notice
03-09_notice.c
#include <ncurses.h>
int main()
{
initscr();
addstr("Attention!\n");
beep();
refresh();
getch();
addstr("I said, ATTENTION!\n");
flash();
refresh();
getch();
endwin();
return 0;
}
Output Screenshot

(Click image to update.)
Notes
* My terminal window beeped the first time. The second time it flashed, then displayed the text.
* The flash feature might not be enabled on the terminal window.
* Some terminals may beep in addition to or instead of flashing.
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