diff --git a/lib/libc/gen/opendir.c b/lib/libc/gen/opendir.c
index f6c8e02e0..2229dfdef 100644
--- a/lib/libc/gen/opendir.c
+++ b/lib/libc/gen/opendir.c
@@ -71,7 +71,7 @@ static DIR	*__opendir_common(int, const char *, int);
 
 __weak_alias(fdopendir,_fdopendir)
 
-#ifdef __weak_alias
+#if defined(__weak_alias) && defined(__minix)
 __weak_alias(opendir,__opendir230)
 #endif