[FZH] 64位fedora安装steam的问题，求助。

[Ark Pencil]

64位的fedora23，安装steam，一直都是文件冲突。google，百度了些，还是不知道要怎么解决。求助


Error: Transaction check error:
  file /usr/share/man/man5/cert8.db.5.gz from install of
nss-3.21.0-1.1.fc23.i686 conflicts with file from package
nss-3.20.0-1.3.fc23.x86_64
  file /usr/share/man/man5/cert9.db.5.gz from install of
nss-3.21.0-1.1.fc23.i686 conflicts with file from package
nss-3.20.0-1.3.fc23.x86_64
  file /usr/share/man/man5/key3.db.5.gz from install of
nss-3.21.0-1.1.fc23.i686 conflicts with file from package
nss-3.20.0-1.3.fc23.x86_64
  file /usr/share/man/man5/key4.db.5.gz from install of
nss-3.21.0-1.1.fc23.i686 conflicts with file from package
nss-3.20.0-1.3.fc23.x86_64
  file /usr/share/man/man5/pkcs11.txt.5.gz from install of
nss-3.21.0-1.1.fc23.i686 conflicts with file from package
nss-3.20.0-1.3.fc23.x86_64
  file /usr/share/man/man5/secmod.db.5.gz from install of
nss-3.21.0-1.1.fc23.i686 conflicts with file from package
nss-3.20.0-1.3.fc23.x86_64
  file /usr/share/doc/harfbuzz/NEWS from install of
harfbuzz-1.0.6-1.fc23.i686 conflicts with file from package
harfbuzz-1.0.4-1.fc23.x86_64


万分感谢^_^