include/c: add macro UL_CLOEXECSTR

... to make "e" for fopen() portable to systems without O_CLOEXEC.

Signed-off-by: Karel Zak <kzak@redhat.com>
include/fileutils: use O_CLOEXEC for mktemp stuff

Signed-off-by: Karel Zak <kzak@redhat.com>
lib: use O_CLOEXEC in libcommon

Signed-off-by: Karel Zak <kzak@redhat.com>
libfdisk: use O_CLOEXEC

Signed-off-by: Karel Zak <kzak@redhat.com>
libuuid: use O_CLOEXEC

Signed-off-by: Karel Zak <kzak@redhat.com>
libmount: use O_CLOEXEC

Signed-off-by: Karel Zak <kzak@redhat.com>
libblkid: use O_CLOEXEC

Signed-off-by: Karel Zak <kzak@redhat.com>
blkid: use O_CLOEXEC

... to make "strace -e open blkid" for libblkid stuff without
exceptions.

Signed-off-by: Karel Zak <kzak@redhat.com>
findmnt: fix typo fsroot -> nofsroot

Signed-off-by: Karel Zak <kzak@redhat.com>
getopt: fix usage() typo unquote -> unquoted

Signed-off-by: Karel Zak <kzak@redhat.com>
setarch: normalize man page formatting

Signed-off-by: Karel Zak <kzak@redhat.com>
mount: add --show-labels to man page

Signed-off-by: Karel Zak <kzak@redhat.com>
mount: add --read-write to man page
raw: add long options to man page

Signed-off-by: Karel Zak <kzak@redhat.com>
ul: cleanup usage() and man page

Signed-off-by: Karel Zak <kzak@redhat.com>
agetty: add -E, --remote to usage()

Signed-off-by: Karel Zak <kzak@redhat.com>
agetty: add --chroot to usage() and man page

Signed-off-by: Karel Zak <kzak@redhat.com>
fsck: cleanup usage()

Signed-off-by: Karel Zak <kzak@redhat.com>
readprofile: add --counters to the man page

Signed-off-by: Karel Zak <kzak@redhat.com>
readprofile: reorder options in man page

Signed-off-by: Karel Zak <kzak@redhat.com>