[K/N][Tests] Move filecheck and cinterop tests to /native/

^KT-61259

native/native.tests/testData/codegen/cinterop/basics/1.kt

@@ -0,0 +1,27 @@
+/*
+ * Copyright 2010-2023 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
+ * that can be found in the LICENSE file.
+ */
+// TARGET_BACKEND: NATIVE
+// MODULE: cinterop
+// FILE: cstdlib.def
+headers = stdlib.h
+
+// MODULE: main(cinterop)
+// FILE: main.kt
+@file:OptIn(kotlinx.cinterop.ExperimentalForeignApi::class)
+
+import cstdlib.*
+import kotlinx.cinterop.*
+import kotlin.test.*
+
+fun box(): String {
+    assertEquals(257, atoi("257"))
+
+    val divResult = div(-5, 3)
+    val (quot, rem) = divResult.useContents { Pair(quot, rem) }
+    assertEquals(-1, quot)
+    assertEquals(-2, rem)
+
+    return "OK"
+}