View Compilation Error

0_0_6349653_25631.c: In function `main':
0_0_6349653_25631.c:16: error: 'for' loop initial declaration used outside C99 mode
0_0_6349653_25631.c:17: error: 'for' loop initial declaration used outside C99 mode
0_0_6349653_25631.c:21: error: redefinition of 'i'
0_0_6349653_25631.c:16: error: previous definition of 'i' was here
0_0_6349653_25631.c:21: error: 'for' loop initial declaration used outside C99 mode
0_0_6349653_25631.c:25: error: 'for' loop initial declaration used outside C99 mode
0_0_6349653_25631.c:34: error: syntax error before "int"