View Compilation Error

0_0_6571977_4507.c: In function `main':
0_0_6571977_4507.c:12: error: `bool' undeclared (first use in this function)
0_0_6571977_4507.c:12: error: (Each undeclared identifier is reported only once
0_0_6571977_4507.c:12: error: for each function it appears in.)
0_0_6571977_4507.c:12: error: syntax error before "count"
0_0_6571977_4507.c:50: error: `count' undeclared (first use in this function)