View Compilation Error

0_0_7311248_29644.c:2: error: syntax error before "is_prime"
0_0_7311248_29644.c: In function `is_prime':
0_0_7311248_29644.c:4: error: `false' undeclared (first use in this function)
0_0_7311248_29644.c:4: error: (Each undeclared identifier is reported only once
0_0_7311248_29644.c:4: error: for each function it appears in.)
0_0_7311248_29644.c:5: error: 'for' loop initial declaration used outside C99 mode
0_0_7311248_29644.c:9: error: `true' undeclared (first use in this function)
0_0_7311248_29644.c: In function `Prime':
0_0_7311248_29644.c:14: error: 'for' loop initial declaration used outside C99 mode
0_0_7311248_29644.c: In function `main':
0_0_7311248_29644.c:26: error: 'for' loop initial declaration used outside C99 mode
0_0_7311248_29644.c:27: error: 'for' loop initial declaration used outside C99 mode