View Compilation Error

0_0_25093633_21078.c: In function 'minn':
0_0_25093633_21078.c:8:2: error: 'for' loop initial declarations are only allowed in C99 or C11 mode
  for (int i=5;t;i--)
  ^
0_0_25093633_21078.c:8:2: note: use option -std=c99, -std=gnu99, -std=c11 or -std=gnu11 to compile your code