Accepting request 984921 from home:13ilya:branches:multimedia:libs

- Update to version 0.99.beta20:
  + IPv6 support in cacaserver
  + fixed a bug from 2004 that caused PDF documentation generation to fail
  + memory allocation functions are now more robust
  + numerous fixes for memory leaks and invalid memory accesses:
    CVE-2021-30498, CVE-2021-30499, CVE-2021-3410, CVE-2018-20546,
    CVE-2018-20547, CVE-2018-20545, CVE-2018-20548, CVE-2018-20549.
- Drop libcaca-variable-type.patch,
  bsc1184751-add-space-for-NUL-byte.patch.
  libcaca-bsc1182731-prevent-overflow.patch,
  Bug1120502-add_cast_to_prevent_overflow.patch: fixed upstream
- Drop Bug1143286_libcaca_configure_ac_chg_for_lto.patch: fixed
  differently by upstream.
- Fix named dependency of libcaca-devel: require the library name
  explicitly (libcaca0) instead of the libcaca symbol it provides.

OBS-URL: https://build.opensuse.org/request/show/984921
OBS-URL: https://build.opensuse.org/package/show/multimedia:libs/libcaca?expand=0&rev=69

libcaca.spec

@@ -35,6 +35,7 @@ Patch9:         caca-no-build-date.patch
 Patch10:        libcaca-ncurses6.patch
 # PATCH-FIX-UPSTREAM correctly-handle-zero-width-or-height-images.patch bsc#1197028 gh#cacalabs/libcaca#66
 Patch100:       bsc1197028-correctly-handle-zero-width-or-height-images.patch
+BuildRequires:  autoconf >= 2.71
 BuildRequires:  doxygen
 BuildRequires:  fdupes
 BuildRequires:  freeglut-devel