Pepi Dimi

Changing the char to int in order to compare c to EOF.

After compiling on a raspberrypi 400: ``` Program received signal SIGSEGV, Segmentation fault. 0x0000aaaaaaaab538 in menu_load () at src/menu.c:154 154 command[i][j] = c; (gdb) p command $1 = {0xaaaaaaabf510 "/bin/clear",...