fuzz: Clean up includes

Split out of #37344.

src/fuzz/fuzz-bus-label.c

@@ -1,7 +1,5 @@
 /* SPDX-License-Identifier: LGPL-2.1-or-later */
 
-#include <errno.h>
-
 #include "alloc-util.h"
 #include "bus-label.h"
 #include "fuzz.h"

src/fuzz/fuzz-calendarspec.c

@@ -2,7 +2,6 @@
 
 #include "alloc-util.h"
 #include "calendarspec.h"
-#include "fd-util.h"
 #include "fuzz.h"
 #include "string-util.h"
 #include "time-util.h"

src/fuzz/fuzz-catalog.c

@@ -1,9 +1,11 @@
 /* SPDX-License-Identifier: LGPL-2.1-or-later */
 
+#include <unistd.h>
+
 #include "catalog.h"
 #include "fd-util.h"
-#include "fs-util.h"
 #include "fuzz.h"
+#include "hashmap.h"
 #include "tmpfile-util.h"
 
 int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {

src/fuzz/fuzz-compress.c

@@ -1,7 +1,5 @@
 /* SPDX-License-Identifier: LGPL-2.1-or-later */
 
-#include <errno.h>
-
 #include "alloc-util.h"
 #include "compress.h"
 #include "fuzz.h"

src/fuzz/fuzz-env-file.c

@@ -2,7 +2,6 @@
 
 #include <stdio.h>
 
-#include "alloc-util.h"
 #include "env-file.h"
 #include "fd-util.h"
 #include "fuzz.h"

src/fuzz/fuzz-json.c

@@ -2,7 +2,6 @@
 
 #include "sd-json.h"
 
-#include "alloc-util.h"
 #include "env-util.h"
 #include "fd-util.h"
 #include "fuzz.h"

src/fuzz/fuzz-main.c

@@ -1,5 +1,7 @@
 /* SPDX-License-Identifier: LGPL-2.1-or-later */
 
+#include <stdlib.h>
+
 #include "alloc-util.h"
 #include "fileio.h"
 #include "fuzz.h"

src/fuzz/fuzz-time-util.c

@@ -1,7 +1,6 @@
 /* SPDX-License-Identifier: LGPL-2.1-or-later */
 
 #include "alloc-util.h"
-#include "fd-util.h"
 #include "fuzz.h"
 #include "time-util.h"
 

src/fuzz/fuzz-udev-database.c

@@ -3,7 +3,6 @@
 #include "device-internal.h"
 #include "device-private.h"
 #include "fd-util.h"
-#include "fs-util.h"
 #include "fuzz.h"
 #include "tmpfile-util.h"
 

src/fuzz/fuzz-varlink-idl.c

@@ -1,16 +1,10 @@
 /* SPDX-License-Identifier: LGPL-2.1-or-later */
 
-#include <unistd.h>
-
 #include "sd-varlink-idl.h"
 
 #include "alloc-util.h"
-#include "errno-util.h"
-#include "fd-util.h"
 #include "fuzz.h"
-#include "io-util.h"
 #include "log.h"
-#include "string-util.h"
 #include "varlink-idl-util.h"
 
 int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {

src/fuzz/fuzz-varlink.c

@@ -1,6 +1,6 @@
 /* SPDX-License-Identifier: LGPL-2.1-or-later */
 
-#include <unistd.h>
+#include <sys/socket.h>
 
 #include "sd-varlink.h"
 

src/fuzz/fuzz.h

@@ -1,11 +1,10 @@
 /* SPDX-License-Identifier: LGPL-2.1-or-later */
 #pragma once
 
-#include <stddef.h>
-#include <stdint.h>
+#include <stdio.h>
+
+#include "forward.h"
 
-#include "assert-util.h"
-#include "env-util.h"
 #include "fileio.h"
 #include "log.h"