char devpath[PATH_MAX];
sprintf(devpath,"/dev/%s", entry->d_name);
if(!stat(devpath, &st) && S_ISBLK(st.st_mode) && st.st_rdev == dev) {
char devpath[PATH_MAX];
sprintf(devpath,"/dev/%s", entry->d_name);
if(!stat(devpath, &st) && S_ISBLK(st.st_mode) && st.st_rdev == dev) {