diff --git a/scripts/make-L-files b/scripts/make-L-files
index e93a32d9..01db74ce 100644
--- a/scripts/make-L-files
+++ b/scripts/make-L-files
@@ -1,10 +1,16 @@
 #!/bin/sh
-for gname in `ls G*.c G*.cxx 2>/dev/null`; do
+for gname in `ls G*.c G*.cxx G*.S 2>/dev/null`; do
 	lname="L$(expr $gname : '.\(.*\)')"
 	bk edit $lname >/dev/null 2>&1
+	ext=$(expr $gname : '[^.]*[.]\(.*\)')
+	if [ "$ext" = "S" ]; then
+	    include=""
+	else
+	    include="#include <libunwind.h>"
+	fi
 	echo -e "\
 #define UNW_LOCAL_ONLY\n\
-#include <libunwind.h>\n\
+$include\n\
 #if defined(UNW_LOCAL_ONLY) && !defined(UNW_REMOTE_ONLY)\n\
 #include \"$gname\"\n\
 #endif" > $lname