FreeBSD/src a2160db (r328323). CMakeLists.txt Makefile.am, cat bsdcat.c

Update libarchive to git 2d9156bb3ad92c43c1e81546f4a2c21549ba248f

Relevant vendor changes:
  PR #893: delete dead ppmd7 alloc callbacks
  PR #904: Fix archive freeing bug in bsdcat
  PR #961: Fix ZIP format names
  PR #962: Don't modify attributes for existing directories
           when ARCHIVE_EXTRACT_NO_OVERWRITE is set
  PR #964: Fix -Werror=implicit-fallthrough= for GCC 7
  PR #970: zip: Allow backslash as path separator
DeltaFile
+33-0libarchive/test/test_write_disk_perms.c
+26-0libarchive/test/test_compat_zip.c
+5-19libarchive/archive_read_support_format_rar.c
+13-8CMakeLists.txt
+4-17libarchive/archive_read_support_format_7zip.c
+19-0libarchive/archive_read_support_format_zip.c
+12-5cat/bsdcat.c
+2-15libarchive/archive_write_set_format_7zip.c
+17-0libarchive/archive_read_support_format_mtree.c
+8-4libarchive/archive_write_disk_windows.c
+8-4libarchive/archive_write_disk_posix.c
+5-5libarchive/archive_ppmd7.c
+6-4libarchive/archive_read.c
+4-4libarchive/archive_read_support_format_tar.c
+4-4libarchive/archive_read_disk_posix.c
+4-3libarchive/archive_virtual.c
+4-3libarchive/archive_read_disk_windows.c
+0-7libarchive/archive_ppmd_private.h
+6-0libarchive/archive_platform.h
+6-0libarchive/test/test.h
+2-2libarchive/archive_util.c
+4-0libarchive/test/test_read_format_zip.c
+2-2libarchive/archive_match.c
+2-2libarchive/archive_ppmd7_private.h
+2-0libarchive/archive_acl.c
+2-0tar/test/test_option_acls.c
+1-1libarchive/archive_write.c
+2-0libarchive/test/read_open_memory.c
+2-0libarchive/test/test_acl_platform_nfs4.c
+2-0libarchive/archive_disk_acl_freebsd.c
+2-0Makefile.am
+1-0cat/test/CMakeLists.txt
+210-10932 files

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