1 #include <stdio.h>
2 
3 #ifdef PROTOTYPES
4 int callee (int x)
5 #else
6 int callee( x )
7 int x;
8 #endif
9 {
10     int y = x * x;
11     return (y - 2);
12 }
13 
14 int main()
15 {
16     int i;
17     for (i = 1; i < 10; i++)
18         {
19             printf( "%d ", callee( i ));
20 
21         }
22     printf( " Goodbye!\n" );
23     return 0;
24 }
25 /* This routine exists only for aCC.  The way we compile this test is
26    that we use aCC for the actual compile into the object file but then
27    use ld directly for the link.  When we do this, we get an undefined
28    symbol _main().  Therefore, for aCC, we have this routine in here and
29    ld is happy.  */
30 
31 #ifdef __cplusplus
32 extern "C" {
33 void _main()
34 {
35 }
36 }
37 #endif
38