* commit '8e0febe2':
  configure: Use right variable and right value for AIX ar flags
Merged-by: James Almer <jamrial@gmail.com>

* commit '22241208':
  avconv.c: fix calculation of input file duration in seek_to_start()

This commit is a noop, see 3ddb887cMerged-by: James Almer <jamrial@gmail.com>

* commit '55fe72a8':
  matroskadec: don't warn about unknown spherical medata when none is present
Merged-by: James Almer <jamrial@gmail.com>

* commit '1746c7c8':
  libspeexenc: Use speex_lib_get_mode instead of the speex_foo_mode data symbols
Merged-by: James Almer <jamrial@gmail.com>

* commit '2cf3c0ab':
  Revert "configure: Detect AIX ar command instead of hardcoding it in the OS section"
Merged-by: James Almer <jamrial@gmail.com>

* commit '9b0aff51':
  configure: Simplify MIPS instruction set handling

This commit is a noop.
Merged-by: James Almer <jamrial@gmail.com>

* commit '192fe52e':
  configure: Miscellaneous minor changes to config file handling
Merged-by: James Almer <jamrial@gmail.com>

* commit '14bba662':
  configure: Remove unused apply() helper function

This commit is a noop.
Merged-by: James Almer <jamrial@gmail.com>

* commit '61a17423':
  configure: Miscellaneous small changes to helper functions
Merged-by: James Almer <jamrial@gmail.com>

Affected files with palette and colour-depth < 8.

* commit '67c72f08':
  configure: Stop using dlltool to create an import library
Merged-by: James Almer <jamrial@gmail.com>

* commit '91760a93':
  dashenc: copy stream frame rate to output stream

This commit is a noop, see 3c838e64Merged-by: James Almer <jamrial@gmail.com>

* commit '4723c622':
  dashenc: fix bitrate estimation with correct scaling
Merged-by: James Almer <jamrial@gmail.com>

* commit '0e702124':
  doc: Provide better examples for hls and segment muxing
Merged-by: James Almer <jamrial@gmail.com>

* commit '9dc79b29':
  configure: Drop support for legacy PGI compiler
Merged-by: James Almer <jamrial@gmail.com>

* commit '0af8a721':
  build: Drop support for legacy TI ARM compiler
Merged-by: James Almer <jamrial@gmail.com>

* commit '2708c8e8':
  hwcontext_vaapi: Set message callbacks on internally-created devices
  vaapi: Always free parameter buffers after vaEndPicture() with libva2
  vaapi: Remove H.264 baseline profile
  configure: Add config option for libva2 (VAAPI 1)
  vaapi: Disable deprecation warnings around use of struct vaapi_context

This commit is a noop, see
375cf55f
9c7a7114
bd211bb8
e3394116
f3602875Merged-by: James Almer <jamrial@gmail.com>

* commit 'b487add7':
  arm: Remove a redundant check in fmtconvert_init_arm.c
Merged-by: James Almer <jamrial@gmail.com>

* commit '17f5171c':
  arm: Check for have_vfp_vm instead of !have_vfpv3 for float_dsp_vfp
  lavc: fix hw_device_ctx operation

This commit is a noop, see
48e4eda1
f1fd12efMerged-by: James Almer <jamrial@gmail.com>

* commit '68649bfe':
  configure: Group system feature variables and system libraries together
Merged-by: James Almer <jamrial@gmail.com>

* commit 'cbcdb2d8':
  build: Delete compiler-generated compat files on 'make clean'

See
d100dc6c
a2ca9e11Merged-by: James Almer <jamrial@gmail.com>

* commit '62be1caf':
  configure: Bail out early if neither static nor shared libs are built
Merged-by: James Almer <jamrial@gmail.com>

* commit 'c6496de3':
  configure: Move enabling libc_type into probe_libc() function
Merged-by: James Almer <jamrial@gmail.com>

Signed-off-by: James Almer <jamrial@gmail.com>

* commit 'b46a77f1':
  lavc: external hardware frame pool initialization

Includes the fix from e724bdffMerged-by: James Almer <jamrial@gmail.com>

* commit 'ec0f4fa1':
  FATE: add a test for the H.264 sample fixed by 7c4f6f6
Merged-by: James Almer <jamrial@gmail.com>

This reverts commit 1a4315f2, reversing
changes made to 869401ce.

At least one distro (Arch) ships gsm.h inside the gsm/ folder

* commit '98afe3fb':
  qsv: Make the hevc idr_interval consistent with the h264 one

This commit is a noop, see 643e3369Merged-by: James Almer <jamrial@gmail.com>

* commit '41df62fd':
  configure: Set the default assembler to armasm64 for MSVC for arm64
Merged-by: James Almer <jamrial@gmail.com>

* commit '73251063':
  aarch64: Remove a dot from a label
Merged-by: James Almer <jamrial@gmail.com>

* commit '69ac24e5':
  aarch64: Get rid of a stray double space
Merged-by: James Almer <jamrial@gmail.com>

* commit 'fbd63170':
  cbs: Add test dependencies
  mss1: Add missing macro parameters to ARITH_GET_* macros

This commit is a noop, see
cbeaf678
809b0402Merged-by: James Almer <jamrial@gmail.com>

* commit '077011b5':
  qsv: Expose idr_interval for hevc as well

Also includes 98afe3fb.
Merged-by: James Almer <jamrial@gmail.com>

Signed-off-by: James Almer <jamrial@gmail.com>

* commit '762ab2de':
  Remove dv1394 input device
  avfoundation: Drop silly _dec suffix from filename
  alsa: Coalesce source files after outdev removal
  oss: Coalesce source files after outdev removal
  sndio: Coalesce source files after outdev removal

This commit is a noop, see 56d2154bMerged-by: James Almer <jamrial@gmail.com>

Signed-off-by: James Almer <jamrial@gmail.com>

* commit '8e7e042d':
  Remove all output devices

This commit is a noop. Such a change needs consensus from the project.
Merged-by: James Almer <jamrial@gmail.com>

* commit 'eb3c1a94':
  pictor: Correctly check frame dimensions

This commit is a noop, see 8c2ea303Merged-by: James Almer <jamrial@gmail.com>

* commit 'a37e84be':
  makedef: Add support for identifying the ARM64 machine type
Merged-by: James Almer <jamrial@gmail.com>