#include<stdio.h>
#include<conio.h>
#include<string.h>

int main()
{
	char s1[] = "abcd";
	char s2[] = "ABCD";

	int kq = _stricmp(s1, s2);
	printf("\nKq = %d", kq);
	_getch();
	return 0;
}

Line 17: error: conio.h: No such file or directory