Do not create config.jou on Windows

Makefile.windows

@@ -1,20 +1,14 @@
 all: jou.exe
 
-config.jou:
-	echo "# auto-generated by Makefile" > config.jou
-	echo "@public" >> config.jou
-	echo "def get_jou_clang_path() -> byte*:" >> config.jou
-	echo "    return NULL" >> config.jou
-
 jou_bootstrap.exe: bootstrap.sh
 	./bootstrap.sh
 
-jou.exe: jou_bootstrap.exe config.jou $(wildcard compiler/*.jou compiler/*/*.jou)
+jou.exe: jou_bootstrap.exe $(wildcard compiler/*.jou compiler/*/*.jou)
 	rm -rf compiler/jou_compiled && ./jou_bootstrap.exe -o jou.exe --linker-flags "$(wildcard libs/lib*.a)" compiler/main.jou
 
 # Does not delete tmp/bootstrap_cache because bootstrapping is slow.
 .PHONY: clean
 clean:
 	bash -O extglob -c "rm -rvf tmp/!(bootstrap_cache)"
-	rm -vf *.exe config.jou
+	rm -vf *.exe
 	find . -name jou_compiled -print -exec rm -rf '{}' +

compiler/run.jou

@@ -3,10 +3,12 @@ import "stdlib/mem.jou"
 import "stdlib/io.jou"
 import "stdlib/process.jou"
 
-import "../config.jou"
 import "./command_line_args.jou"
 import "./paths.jou"
 
+if not WINDOWS:
+    import "../config.jou"
+
 
 @public
 def run_linker(objpaths: byte**, exepath: byte*) -> None:
@@ -38,7 +40,7 @@ def run_linker(objpaths: byte**, exepath: byte*) -> None:
         strcat(quoted_object_files, "\"")
 
     size = strlen(instdir) + strlen(quoted_object_files) + strlen(exepath) + strlen(linker_flags) + 100
-    if get_jou_clang_path() != NULL:
+    if not WINDOWS:
         size += strlen(get_jou_clang_path())
     command: byte* = malloc(size)