Unbreak buildworld.
kernel/netgraph: Fix a 64 bit pointer issue.

Previously, ng_parse_uint32_type was taken on x86_64 too.

Taken-from: FreeBSD
hammer2 - Major restructuring, part 5/several

* Stabilization pass.  Force VOP_WRITE operations on inode-embedded data
  to be synchronous, otherwise the asynchronous strategy code can catch
  inode->chain while it is in flux.
Merge branch 'master' into gsocdrm_merger