diff --git a/programs/develop/libraries/dll/Tupfile.lua b/programs/develop/libraries/dll/Tupfile.lua
new file mode 100644
index 0000000000..ab938e7f53
--- /dev/null
+++ b/programs/develop/libraries/dll/Tupfile.lua
@@ -0,0 +1,2 @@
+if tup.getconfig("NO_FASM") ~= "" then return end
+tup.rule("dll.asm", "fasm %f %o " .. tup.getconfig("KPACK_CMD"), "dll.obj")
\ No newline at end of file
diff --git a/programs/develop/libraries/dll/build.bat b/programs/develop/libraries/dll/build.bat
new file mode 100644
index 0000000000..1f2ac5b3ae
--- /dev/null
+++ b/programs/develop/libraries/dll/build.bat
@@ -0,0 +1,3 @@
+@fasm.exe -m 16384 dll.asm dll.obj
+@kpack dll.obj
+pause
\ No newline at end of file