View Compilation Error

0_0_16046171_13589.c: In function 'main':
0_0_16046171_13589.c:3:25: error: 'EOF' undeclared (first use in this function)
 while((scanf("%d",&n))!=EOF)
                         ^
0_0_16046171_13589.c:3:25: note: each undeclared identifier is reported only once for each function it appears in