msdos_magic_present 130 fs/partitions/msdos.c if (!msdos_magic_present(data + 510)) msdos_magic_present 383 fs/partitions/msdos.c if (msdos_magic_present (data + 510) && msdos_magic_present 428 fs/partitions/msdos.c if (!msdos_magic_present(data + 510)) {