Index: libcfa/Makefile.in
===================================================================
--- libcfa/Makefile.in	(revision 26a07a225bf00a2b82a72b9675c55a8d255daa71)
+++ libcfa/Makefile.in	(revision df23c8f5e15671a5ebb8d40dd2b5f0c61761b70d)
@@ -15,8 +15,8 @@
 builtins.cf: Makefile builtins.c builtins.def
 	@BACKEND_CC@ -E prototypes.c | awk -f prototypes.awk > builtins.c
-	@BACKEND_CC@ -E builtins.c | -e "/targetm/s/.*//" -e "/_Decimal/s/.*//" -e "s/void (const char \*)0();//" -e "s/\"//g" -e "s/\(__builtin_\) /\1/" > builtins.cf
+	@BACKEND_CC@ -E builtins.c sed | -e "/targetm/s/.*//" -e "/_Decimal/s/.*//" -e "s/void (const char \*)0();//" -e "s/\"//g" -e "s/\(__builtin_\) /\1/" > builtins.cf
 
 libcfa-prelude.c: ../translator/cfa-cpp prelude.cf builtins.cf
-	sed -i sed -e "s#typedef.*ptrdiff_t.*#`@BACKEND_CC@ -E ptrdiff_t.c | grep 'typedef.*ptrdiff_t'`#" prelude.cf
+	sed -i -e "s#typedef.*ptrdiff_t.*#`@BACKEND_CC@ -E ptrdiff_t.c | grep 'typedef.*ptrdiff_t'`#" prelude.cf
 	../translator/cfa-cpp -l prelude.cf $@
 	rm -f prelude.c