The e2fsprogs host build fails on a glibc 2.27 host with

make[6]: Entering directory 'build_dir/host/e2fsprogs-1.43.7/debugfs'
        CC create_inode.o
./../misc/create_inode.c:399:18: error: conflicting types for 'copy_file_range'
 static errcode_t copy_file_range(ext2_filsys fs, int fd, ext2_file_t e2_file,
                  ^~~~~~~~~~~~~~~
In file included from ./../misc/create_inode.c:19:0:
/usr/include/unistd.h:1110:9: note: previous declaration of 'copy_file_range' was here
 ssize_t copy_file_range (int __infd, __off64_t *__pinoff,
         ^~~~~~~~~~~~~~~

Backport upstream commit "misc: rename copy_file_range to
copy_file_chunk" 01551bdba16ab16512a01affe02ade32c41ede8a in order to
fix this.

Signed-off-by: Stefan Lippers-Hollmann <s.l-h@gmx.de>

Parts of the build system use non-portable invocation of readlink

Signed-off-by: Felix Fietkau <nbd@nbd.name>
(cherry picked from commit 6bcc1c5331c797004e1b43168eb116d2d14b0102)

Signed-off-by: Felix Fietkau <nbd@nbd.name>
(cherry picked from commit 20d363aed395e07ff42fe648f898b17f2077cc82)

* Update pkg-config to 0.29.2
* Remove patch as it's upstreamed

Signed-off-by: Daniel Engberg <daniel.engberg.lists@pyret.net>
(cherry picked from commit 965df21fd16e5966c64f207fe053ab8b6863081f)

On Linux, symlink permissions cannot be altered and are always 0777.
On Mac OS X they can be 0755. Force 0777 here to keep tarballs
reproducible across systems

Signed-off-by: Felix Fietkau <nbd@nbd.name>
(cherry picked from commit e25cedd0b5621dc02e47eea674006578ac062c9f)

Update sparse to snapshot 2017-03-31
Switch to HTTPS

Signed-off-by: Daniel Engberg <daniel.engberg.lists@pyret.net>
(cherry picked from commit 9235a29e1a9764361940d4b38f4fce0358d8d9ee)

Signed-off-by: Hannu Nyman <hannu.nyman@iki.fi>
(cherry picked from commit d7a3120cdcc1aeed5a95636803d250e35ba8706e)

Signed-off-by: Syrone Wong <wong.syrone@gmail.com>
(cherry picked from commit a0f4b4b3a2cd4db1a2b9bab3c06970361192368f)

Update coreutils to 8.27

Signed-off-by: Daniel Engberg <daniel.engberg.lists@pyret.net>
(cherry picked from commit 80246ce67ec2a30dda51e3e4e135eab2ff249ccb)

Update libressl to 2.5.1

Signed-off-by: Daniel Engberg <daniel.engberg.lists@pyret.net>
(cherry picked from commit e45ee66149688747a337a470a19beb182ce4dd61)