Hi.
I can't build your package.

Before reporting an issue, please ensure you are using the latest release of fsnotify.

Which operating system (GOOS) and version are you using?

Ubuntu 20.04.1 x86_64

github.com/hpcloud/tail/vendor/gopkg.in/fsnotify/fsnotify.v1
../go/src/github.com/hpcloud/tail/vendor/gopkg.in/fsnotify/fsnotify.v1/inotify.go:161:18: error: reference to undefined identifier 'syscall.SizeofInotifyEvent'
../go/src/github.com/hpcloud/tail/vendor/gopkg.in/fsnotify/fsnotify.v1/inotify.go:206:18: error: reference to undefined identifier 'syscall.SizeofInotifyEvent'
../go/src/github.com/hpcloud/tail/vendor/gopkg.in/fsnotify/fsnotify.v1/inotify.go:229:34: error: reference to undefined identifier 'syscall.SizeofInotifyEvent'
../go/src/github.com/hpcloud/tail/vendor/gopkg.in/fsnotify/fsnotify.v1/inotify.go:231:21: error: reference to undefined identifier 'syscall.InotifyEvent'
../go/src/github.com/hpcloud/tail/vendor/gopkg.in/fsnotify/fsnotify.v1/inotify.go:244:74: error: reference to undefined identifier 'syscall.SizeofInotifyEvent'
../go/src/github.com/hpcloud/tail/vendor/gopkg.in/fsnotify/fsnotify.v1/inotify.go:261:22: error: reference to undefined identifier 'syscall.SizeofInotifyEvent'

I am using

$ go version
go version go1.15.2 gollvm LLVM 12.0.0git linux/amd64

and my environment is described below:

$ go env
GO111MODULE=""
GOARCH="amd64"
GOBIN=""
GOCACHE="/home/oceanfish81/.cache/go-build"
GOENV="/home/oceanfish81/.config/go/env"
GOEXE=""
GOFLAGS=""
GOHOSTARCH="amd64"
GOHOSTOS="linux"
GOINSECURE=""
GOMODCACHE="/home/oceanfish81/go/pkg/mod"
GONOPROXY=""
GONOSUMDB=""
GOOS="linux"
GOPATH="/home/oceanfish81/go"
GOPRIVATE=""
GOPROXY="https://proxy.golang.org,direct"
GOROOT="/home/oceanfish81/gollvm_dist"
GOSUMDB="sum.golang.org"
GOTMPDIR=""
GOTOOLDIR="/home/oceanfish81/gollvm_dist/tools"
GCCGO="/home/oceanfish81/gollvm_dist/bin/llvm-goc"
AR="ar"
CC="/usr/bin/clang"
CXX="/usr/bin/clang++"
CGO_ENABLED="1"
GOMOD=""
CGO_CFLAGS="-g -O2"
CGO_CPPFLAGS=""
CGO_CXXFLAGS="-g -O2"
CGO_FFLAGS="-g -O2"
CGO_LDFLAGS="-g -O2"
PKG_CONFIG="pkg-config"
GOGCCFLAGS="-fPIC -m64 -pthread -fno-caret-diagnostics -Qunused-arguments -fmessage-length=0 -fdebug-prefix-map=/tmp/go-build499307086=/tmp/go-build -gno-record-gcc-switches -funwind-tables"

You can reproduce this yourself by taking my "release" build of gollvm out here