diff --git a/src/blua/Makefile.cfg b/src/Makefile.d/lua.mk
similarity index 100%
rename from src/blua/Makefile.cfg
rename to src/Makefile.d/lua.mk
diff --git a/src/sdl/MakeNIX.cfg b/src/Makefile.d/nix.mk
similarity index 100%
rename from src/sdl/MakeNIX.cfg
rename to src/Makefile.d/nix.mk
diff --git a/src/sdl/Makefile.cfg b/src/Makefile.d/sdl.mk
similarity index 100%
rename from src/sdl/Makefile.cfg
rename to src/Makefile.d/sdl.mk
diff --git a/src/Makefile.cfg b/src/Makefile.d/versions.mk
similarity index 100%
rename from src/Makefile.cfg
rename to src/Makefile.d/versions.mk
diff --git a/src/win32/Makefile.cfg b/src/Makefile.d/win32.mk
similarity index 100%
rename from src/win32/Makefile.cfg
rename to src/Makefile.d/win32.mk