tree-wide: Make sure all headers are standalone

Let's make sure all of our headers include everything they require.

src/import/export-raw.h

@@ -4,7 +4,7 @@
 #include "sd-event.h"
 
 #include "import-compress.h"
-#include "macro.h"
+#include "memory-util.h"
 
 typedef struct RawExport RawExport;
 

src/import/export-tar.h

@@ -4,7 +4,7 @@
 #include "sd-event.h"
 
 #include "import-compress.h"
-#include "macro.h"
+#include "memory-util.h"
 
 typedef struct TarExport TarExport;
 

src/import/import-common.h

@@ -1,6 +1,8 @@
 /* SPDX-License-Identifier: LGPL-2.1-or-later */
 #pragma once
 
+#include <errno.h>
+#include <stdbool.h>
 #include <sys/types.h>
 
 #include "sd-event.h"

src/import/import-raw.c

@@ -13,6 +13,7 @@
 #include "import-common.h"
 #include "import-compress.h"
 #include "import-raw.h"
+#include "import-util.h"
 #include "install-file.h"
 #include "io-util.h"
 #include "log.h"

src/import/import-raw.h

@@ -4,8 +4,7 @@
 #include "sd-event.h"
 
 #include "import-common.h"
-#include "import-util.h"
-#include "macro.h"
+#include "memory-util.h"
 
 typedef struct RawImport RawImport;
 

src/import/import-tar.c

@@ -13,6 +13,7 @@
 #include "import-common.h"
 #include "import-compress.h"
 #include "import-tar.h"
+#include "import-util.h"
 #include "install-file.h"
 #include "io-util.h"
 #include "log.h"

src/import/import-tar.h

@@ -4,8 +4,7 @@
 #include "sd-event.h"
 
 #include "import-common.h"
-#include "import-util.h"
-#include "macro.h"
+#include "memory-util.h"
 
 typedef struct TarImport TarImport;