sys: Remove $FreeBSD$: one-line sh patternRemove /^\s*#[#!]?\s*\$FreeBSD\$.*$\n/
Unbreak nvd(8) build as module outside of kernel build environment.
sys/modules: normalize .CURDIR-relative paths to SRCTOPThis simplifies make output/logicTested with: `cd sys/modules; make ALL_MODULES=` on amd64MFC after: 1 monthSponsored by: Dell EMC Isilon
Add nvme(4) and nvd(4) Makefiles to the tree.Noticed by: pluknetPointy-hat to: jimharris