In pty.c there was both an include of our pty.h and the system installed pty.h.
The latter contains only two functions openpty and forkpty. We use neither so
I assume it was a typo and removed it. We still compile and pass all tests.
#include "bus-internal.h"
#include "bus-message.h"
#include "bus-util.h"
-#include "bus-internal.h"
#include "build.h"
#include "strv.h"
#include "def.h"
#include "bus-internal.h"
#include "bus-message.h"
#include "bus-util.h"
-#include "bus-internal.h"
#include "build.h"
#include "strv.h"
#include "def.h"
#include "util.h"
#include "utf8.h"
#include "strv.h"
-#include "util.h"
#include "locale-util.h"
#include <linux/input.h>
#include <linux/if_link.h>
#include <linux/loop.h>
-#include <linux/if_link.h>
#ifdef HAVE_AUDIT
#include <libaudit.h>
#include <fcntl.h>
#include <limits.h>
#include <linux/ioctl.h>
-#include <pty.h>
#include <signal.h>
#include <stdbool.h>
#include <stdint.h>
#include "path-util.h"
#include "path-lookup.h"
#include "log.h"
-#include "strv.h"
#include "unit.h"
#include "unit-name.h"
#include "special.h"