libunwind: Depends on xz for Linuxbrew
libunwind: Depends on xz for Linuxbrew

$ brew linkage libunwind
Homebrew libraries:
  /gsc/btl/linuxbrew/lib/libc.so.6 (glibc)
  /gsc/btl/linuxbrew/lib/libunwind-x86_64.so.8 (libunwind)
  /gsc/btl/linuxbrew/lib/libunwind.so.8 (libunwind)
  /gsc/btl/linuxbrew/lib/liblzma.so.5 (xz)
Possible undeclared dependencies:
  xz

Linuxbrew/homebrew-core,Linuxbrew/homebrew-core,LinuxbrewTestBot/homebrew-core,LinuxbrewTestBot/homebrew-core,maxim-belkin/homebrew-core,rwhogg/homebrew-core,rwhogg/homebrew-core,maxim-belkin/homebrew-core