View Compilation Error

0_0_11121705_14892.c:2: error: syntax error before "f"
0_0_11121705_14892.c: In function `main':
0_0_11121705_14892.c:20: error: `_int64' undeclared (first use in this function)
0_0_11121705_14892.c:20: error: (Each undeclared identifier is reported only once
0_0_11121705_14892.c:20: error: for each function it appears in.)
0_0_11121705_14892.c:20: error: syntax error before "p"
0_0_11121705_14892.c:23: error: `p' undeclared (first use in this function)