View Compilation Error

0_0_11840090_21851.c: In function `maxqueue':
0_0_11840090_21851.c:12: error: 'for' loop initial declaration used outside C99 mode
0_0_11840090_21851.c: In function `main':
0_0_11840090_21851.c:31: error: 'for' loop initial declaration used outside C99 mode
0_0_11840090_21851.c:36: error: 'for' loop initial declaration used outside C99 mode
0_0_11840090_21851.c:44: error: redefinition of 'j'
0_0_11840090_21851.c:36: error: previous definition of 'j' was here
0_0_11840090_21851.c:44: error: 'for' loop initial declaration used outside C99 mode
0_0_11840090_21851.c:65: error: syntax error before '/' token