--- octave-4.4.0.old/libgnu/save-cwd.c
+++ octave-4.4.0/libgnu/save-cwd.c
@@ -58,6 +58,8 @@
    you're still using an obsolete system with these problems, please
    send email to the maintainer of this code.  */
 
+#define chdir_long chdir
+
 int
 save_cwd (struct saved_cwd *cwd)
 {