solely relies on OS-specific mechanisms. There is possibility that you
have either broken or unsupported ones. You can still build NNCP with
@code{-tags nofsnotify} build option, to skip @code{fsnotify} library
-usage at all.
+usage at all:
+
+@example
+$ GO_CFLAGS="-tags nofsnotify" redo ...
+@end example
+
+You can also disable Yggdrasil support with @code{-tags noyggdrasil}.