Mockup of the new package os interface (incomplete and non-functioning)

core/os/os2/temp_file.odin

@@ -0,0 +1,14 @@
+package os2
+
+
+create_temp :: proc(dir, pattern: string) -> (Handle, Error) {
+	return _create_temp(dir, pattern);
+}
+
+mkdir_temp :: proc(dir, pattern: string, allocator := context.allocator) -> (string, Error) {
+	return _mkdir_temp(dir, pattern);
+}
+
+temp_dir :: proc(allocator := context.allocator) -> string {
+	return _temp_dir(allocator);
+}