delay() in Bc++ 5.5

what happened to delay command in BC++ 5.5 ?

for example,
delay(20)

gives errors in BC++ 5.5 but works well in TC++ 3.0

is there a similar command that does this in BC++ 5.5 ?

COOL PROGRAMS @ www.akilla.tk

Sleep() in windows.h

Code:

#include <stdio.h>
#include <windows.h>

int main(void)
{
	Sleep (1000);  /* One second */
	return 0;
}