ff.c  line 3046if (sign == 0xAA55 && !memcmp(fs->win + BS_FilSysType32, "FAT32 ", 8))  8 is the wrong number,  change it to 6  

I am not an expert, apologise if I am wrong but it helped me.in ff.c  at line like 3046 it was as below.if (sign == 0xAA55 && !memcmp(fs->win + BS_FilSysType32, "FAT32 ", 8)) then I have realised,  memcmp returns by comparing 8 bytes but "FAT32 " has...