0_0_8109300_14022.c: In function `sg': 0_0_8109300_14022.c:10: error: 'for' loop initial declaration used outside C99 mode 0_0_8109300_14022.c: In function `main': 0_0_8109300_14022.c:32: error: 'for' loop initial declaration used outside C99 mode