Merge libraw (0.21.2-2.1) import into refs/heads/workingbranch

CR3-Qstep table: avoid wrong 64-bit code generation

Gbp-Pq: Name 0001-CR3-Qstep-table-avoid-wrong-64-bit-code-generation.patch

libraw (0.21.2-2.1) unstable; urgency=medium

  * Non-maintainer upload.
  * Rename libraries for 64-bit time_t transition.  Closes: #1062601

[dgit import unpatched libraw 0.21.2-2.1]

Import libraw_0.21.2-2.1.debian.tar.xz

[dgit import tarball libraw 0.21.2-2.1 libraw_0.21.2-2.1.debian.tar.xz]

Import libraw_0.21.2.orig.tar.gz

[dgit import orig libraw_0.21.2.orig.tar.gz]

raw-identify: use fallback if PATH_MAX not available

PATH_MAX is optional in POSIX, so define a fallback value if not
available. While ideally it should not be relied upon, a fallback value
is enough for a sample application.

Gbp-Pq: Name 0002-raw-identify-use-fallback-if-PATH_MAX-not-available.patch

Do not set shrink flag for 3/4 component images

Gbp-Pq: Name 0001-Do-not-set-shrink-flag-for-3-4-component-images.patch

libraw (0.21.1-7) unstable; urgency=medium

  * debian/libraw23.symbols: more symbols fixing

[dgit import unpatched libraw 0.21.1-7]

Import libraw_0.21.1-7.debian.tar.xz

[dgit import tarball libraw 0.21.1-7 libraw_0.21.1-7.debian.tar.xz]

Import libraw_0.21.1.orig.tar.gz

[dgit import orig libraw_0.21.1.orig.tar.gz]