xz: Don't use SSE headers for gcc < 5.
tree5bf87ff9a577094fdec6b448b37223bc90c3400b
-rw-r--r-- 756 .gitignore
-rw-r--r-- 6686 COPYRIGHT
-rw-r--r-- 8307 Makefile
-rw-r--r-- 40896 Makefile.inc1
-rw-r--r-- 135449 Makefile_upgrade.inc
-rw-r--r-- 2401 README
-rw-r--r-- 30452 UPDATING
drwxr-xr-x - bin
drwxr-xr-x - contrib
drwxr-xr-x - crypto
drwxr-xr-x - doc
drwxr-xr-x - etc
drwxr-xr-x - games
drwxr-xr-x - gnu
drwxr-xr-x - include
drwxr-xr-x - lib
drwxr-xr-x - libexec
drwxr-xr-x - llvm_clang
drwxr-xr-x - nrelease
drwxr-xr-x - sbin
drwxr-xr-x - secure
drwxr-xr-x - share
drwxr-xr-x - sys
drwxr-xr-x - test
drwxr-xr-x - tools
drwxr-xr-x - usr.bin
drwxr-xr-x - usr.sbin