util-lib: move more file I/O related calls into fileio.[ch]

src/libsystemd/sd-bus/bus-dump.c

@@ -19,18 +19,19 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
 
+#include "bus-dump.h"
 #include "bus-internal.h"
 #include "bus-message.h"
 #include "bus-type.h"
 #include "cap-list.h"
 #include "capability.h"
+#include "fileio.h"
 #include "formats-util.h"
 #include "macro.h"
 #include "string-util.h"
 #include "strv.h"
 #include "terminal-util.h"
 #include "util.h"
-#include "bus-dump.h"
 
 static char *indent(unsigned level, unsigned flags) {
         char *p;

src/libsystemd/sd-bus/bus-introspect.c

@@ -24,6 +24,7 @@
 #include "bus-protocol.h"
 #include "bus-signature.h"
 #include "fd-util.h"
+#include "fileio.h"
 #include "string-util.h"
 #include "util.h"
 

src/libsystemd/sd-bus/bus-match.c

@@ -24,6 +24,7 @@
 #include "bus-message.h"
 #include "bus-util.h"
 #include "fd-util.h"
+#include "fileio.h"
 #include "hexdecoct.h"
 #include "string-util.h"
 #include "strv.h"

src/libsystemd/sd-path/sd-path.c

@@ -21,6 +21,7 @@
 
 #include "architecture.h"
 #include "fd-util.h"
+#include "fileio.h"
 #include "missing.h"
 #include "path-util.h"
 #include "string-util.h"