diff --git a/core/fs/files+polyfill.go b/core/fs/files+polyfill.go
index fef5a026..9f798e41 100644
--- a/core/fs/files+polyfill.go
+++ b/core/fs/files+polyfill.go
@@ -1,3 +1,4 @@
+//go:build windows
 // +build windows
 
 package fs
diff --git a/core/proc/goroutines+polyfill.go b/core/proc/goroutines+polyfill.go
index b9bb1edc..fec847d5 100644
--- a/core/proc/goroutines+polyfill.go
+++ b/core/proc/goroutines+polyfill.go
@@ -1,3 +1,4 @@
+//go:build windows
 // +build windows
 
 package proc
diff --git a/core/proc/profile+polyfill.go b/core/proc/profile+polyfill.go
index 6b3c2773..5bdde8b5 100644
--- a/core/proc/profile+polyfill.go
+++ b/core/proc/profile+polyfill.go
@@ -1,3 +1,4 @@
+//go:build windows
 // +build windows
 
 package proc
diff --git a/core/proc/shutdown+polyfill.go b/core/proc/shutdown+polyfill.go
index 8820fdb8..c9d300fa 100644
--- a/core/proc/shutdown+polyfill.go
+++ b/core/proc/shutdown+polyfill.go
@@ -1,3 +1,4 @@
+//go:build windows
 // +build windows
 
 package proc
diff --git a/core/proc/signals+polyfill.go b/core/proc/signals+polyfill.go
new file mode 100644
index 00000000..7ad70cec
--- /dev/null
+++ b/core/proc/signals+polyfill.go
@@ -0,0 +1,10 @@
+//go:build windows
+// +build windows
+
+package proc
+
+import "context"
+
+func Done() <-chan struct{} {
+	return context.Background().Done()
+}
diff --git a/core/stat/alert_polyfill.go b/core/stat/alert+polyfill.go
similarity index 90%
rename from core/stat/alert_polyfill.go
rename to core/stat/alert+polyfill.go
index d76e6c53..9afb2940 100644
--- a/core/stat/alert_polyfill.go
+++ b/core/stat/alert+polyfill.go
@@ -1,3 +1,4 @@
+//go:build !linux
 // +build !linux
 
 package stat