diff --git a/include/netdb.h b/include/netdb.h
index 33b7a0a..3849829 100644
--- a/include/netdb.h
+++ b/include/netdb.h
@@ -147,6 +147,8 @@ int *__h_errno_location(void);
 #define TRY_AGAIN      2
 #define NO_RECOVERY    3
 #define NO_DATA        4
+
+int innetgr(const char *, const char *, const char *, const char *);
 #endif
 
 
diff --git a/src/network/ent.c b/src/network/ent.c
index 4c2f24b..ebc0890 100644
--- a/src/network/ent.c
+++ b/src/network/ent.c
@@ -12,6 +12,11 @@ void *gethostent()
 void endhostent(void)
 {
 }
+int innetgr(const char *netgroup, const char *host, 
+	const char *user, const char *domain) 
+{
+	return 0;
+}
 
 weak_alias(sethostent, setnetent);
 weak_alias(gethostent, getnetent);