diff --git a/lib/kpty.cpp b/lib/kpty.cpp
index c3338f5..650ead8 100644
--- a/lib/kpty.cpp
+++ b/lib/kpty.cpp
@@ -32,11 +32,17 @@
 #define HAVE_LIBUTIL_H
 #endif
 
-#if defined(__OpenBSD__) || defined(__NetBSD__)
+#if defined(__OpenBSD__)
 #define HAVE_LOGIN
 #define HAVE_UTIL_H
 #endif
 
+#if defined(__NetBSD__)
+#define HAVE_LOGIN
+#define HAVE_UTIL_H
+#define HAVE_OPENPTY
+#endif
+
 #if defined(__APPLE__)
 #define HAVE_OPENPTY
 #define HAVE_UTIL_H