* gc.c (vfs_stamp_create): ... here. Use whenever possible.
optional. Eliminate trivial implementations. (vfs_getid): New function - safe wrapper around getid(). Use it everywhere. (vfs_ncs_getid): Remove dead code, inprove readability.
* gc.c: ... this. * vfs.h: Corresponding code moved ... * gc.h: ... here. * Makefile.am: Adjustments for the above.