--- ./source3/smbd/msdfs.c_orig	2018-09-20 15:13:34 +0000
+++ ./source3/smbd/msdfs.c	2018-09-20 15:16:20 +0000
@@ -572,7 +572,7 @@
 			SMB_STRUCT_STAT *sbufp)
 {
 	int referral_len = 0;
-#if defined(HAVE_BROKEN_READLINK)
+#if defined(HAVE_BROKEN_READLINK) || defined(_AIX)
 	char link_target_buf[PATH_MAX];
 #else
 	char link_target_buf[7];