where do we use( #include <conio.h>)?

Answer 1

for functions like clrscr, getch

Answer 2

Its a ms-dos input output library. There are some useful functions there, one of them being kbhit(), which detects if a keyboard key has been pressed.

Answer 3

so what would the mac equivalent be? to <conio.h>

Answer 4

For displaying input and output in console