* gnu/services/nfs.scm (pipefs-service-type): New variable, (gss-service-type): New variable, (idmap-service-type) New variable. * doc/guix.texi (Network File System): New node.
* gnu/services/nfs.scm (<rpcbind-configuration>): "pkg" --> "nfs-utils"
* gnu/services/nfs.scm: New file. * gnu/local.mk (GNU_SYSTEM_MODULES): Add it.