diff --git a/Configurations/unix-Makefile.tmpl b/Configurations/unix-Makefile.tmpl
index 3718467fac..05844f00a4 100644
--- a/Configurations/unix-Makefile.tmpl
+++ b/Configurations/unix-Makefile.tmpl
@@ -850,9 +850,9 @@ EOF
                    (my $target = $args{src}) =~ s|\.S$|.s|;
                    return <<"EOF";
 $target: $args{generator}->[0]
-	( trap "rm -f \$@.S" INT; \\
+	( trap "rm -f \$@.*" INT 0; \\
 	  $generator \$@.S; \\
-	  \$(CC) \$(CFLAGS) $incs -E -P \$@.S > \$@ && rm -f \$@.S )
+	  \$(CC) \$(CFLAGS) $incs -E -P \$@.S > \$@.i && mv -f \$@.i \$@ )
 EOF
               }
               # Otherwise....