Always prefer our headers to system headers

In practice this shouldn't make much difference, but
sometimes our headers might be newer, and we want to
test them.

Author: keszybz

systemd/_daemon.c

@@ -29,7 +29,7 @@
 #include <assert.h>
 #include <sys/socket.h>
 
-#include <systemd/sd-daemon.h>
+#include "systemd/sd-daemon.h"
 #include "pyutil.h"
 #include "macro.h"
 

systemd/_journal.c

@@ -25,7 +25,7 @@
 #include "util.h"
 
 #define SD_JOURNAL_SUPPRESS_LOCATION
-#include <systemd/sd-journal.h>
+#include "systemd/sd-journal.h"
 
 PyDoc_STRVAR(journal_sendv__doc__,
              "sendv('FIELD=value', 'FIELD=value', ...) -> None\n\n"

systemd/_reader.c

@@ -25,7 +25,7 @@
 #include <time.h>
 #include <stdio.h>
 
-#include <systemd/sd-journal.h>
+#include "systemd/sd-journal.h"
 
 #include "pyutil.h"
 #include "macro.h"

systemd/id128.c

@@ -21,7 +21,7 @@
 
 #include <Python.h>
 
-#include <systemd/sd-messages.h>
+#include "systemd/sd-messages.h"
 
 #include "pyutil.h"
 #include "log.h"