* 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>

* commit '40d5df67':
  configure: Add a comment about why we don't try to enable pic on arm on target_os=win32
Merged-by: James Almer <jamrial@gmail.com>

* commit '0ca66409':
  configure: Don't add -fPIC to asflags when targeting windows
Merged-by: James Almer <jamrial@gmail.com>

* commit 'f951837c':
  configure: Don't add -fPIC to cflags for target_os=win32
Merged-by: James Almer <jamrial@gmail.com>

* commit '7ac092d0':
  build: CryptGenRandom --> wincrypt, it is a better name
Merged-by: James Almer <jamrial@gmail.com>

* commit '93797681':
  build: Rename stdatomic_h variable to stdatomic
Merged-by: James Almer <jamrial@gmail.com>

* commit '62d5b5a9':
  configure: Extend check_header() to allow checking for multiple headers
Merged-by: James Almer <jamrial@gmail.com>

* commit 'b4690091':
  build: Merge mach/mach_time.h and mach_absolute_time() checks
Merged-by: James Almer <jamrial@gmail.com>

* commit '4f6401df':
  configure: Merge separate parts of GnuTLS test
  configure: Simplify nvenc check (and move it to the correct spot)
  configure: Drop fallback for deprecated avserver command line options
  configure: Drop feature for randomly disabling/enabling components

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

* commit '010baac1':
  configure: Fix stupid typo in gsm.h header name

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

* commit '76481f57':
  configure: Remove pointless empty *_COMPONENTS variables
Merged-by: James Almer <jamrial@gmail.com>

* commit '1c047c8f':
  configure: Drop stray extralibs for libspeex
Merged-by: James Almer <jamrial@gmail.com>

* commit '3e595028':
  configure: Drop unused attribute checks
Merged-by: James Almer <jamrial@gmail.com>

* commit '421c10ed':
  configure: Drop test for fork()

We keep the check as it's needed by the http_multiclient example.
Merged-by: James Almer <jamrial@gmail.com>

* commit 'b586903a':
  build: Drop redundant check for soundcard.h
Merged-by: James Almer <jamrial@gmail.com>

* commit '8e97a8c6':
  build: Remove check for gsm/gsm.h for libgsm

Also includes fix from 010baac1Merged-by: James Almer <jamrial@gmail.com>

* commit '29ccc641':
  build: Drop check for sys/mman.h in favor of mmap() check
Merged-by: James Almer <jamrial@gmail.com>

* commit 'e7168d4c':
  configure: Drop redundant header check for d3d11.h
Merged-by: James Almer <jamrial@gmail.com>

* commit '4064f428':
  build: Drop explicit check for dlfcn.h
Merged-by: James Almer <jamrial@gmail.com>

* commit 'fca9ca53':
  configure: Drop unused or internally-used entries from variable lists
Merged-by: James Almer <jamrial@gmail.com>

* commit '09c98327':
  build: Drop support for Tru64 Unix (OSF/1)
Merged-by: James Almer <jamrial@gmail.com>

* commit 'ab6422e1':
  configure: rename hevc_ps to hevcparse
  extract_extradata: return an error when buffer allocation fails
  cpu: split flag checks per arch in av_cpu_max_align()
  configure: Use test_pkg_config() for the SDL check

This commit is a noop, see
3b345d38
7bae17e3Merged-by: James Almer <jamrial@gmail.com>

* commit 'd66fe7ff':
  configure: Add test_pkg_config()
Merged-by: James Almer <jamrial@gmail.com>