Index: libffi/include/Makefile.in
--- libffi/include/Makefile.in.orig
+++ libffi/include/Makefile.in
@@ -428,7 +428,7 @@ info: info-am
 
 info-am:
 
-install-data-am: install-toollibffiHEADERS
+install-data-am:
 
 install-dvi: install-dvi-am