sqlite: does not support non-linux/darwin/windows

weed/filer/sqlite/sqlite_store.go

@@ -1,3 +1,7 @@
+// +build linux darwin windows
+
+// limited GOOS due to modernc.org/libc/unistd
+
 package sqlite
 
 import (

weed/filer/sqlite/sqlite_store_unsupported.go

@@ -0,0 +1,9 @@
+// +build !linux,!darwin,!windows
+
+// limited GOOS due to modernc.org/libc/unistd
+
+package sqlite
+
+func init() {
+	// filer.Stores = append(filer.Stores, &SqliteStore{})
+}