tdb2: minor changes to SAMBIFY it.

This is a bit messy, but it works.  Kept as a separate patch so it's
easier to merge back and forth with CCAN's tdb2.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>

lib/tdb2/private.h

@@ -22,6 +22,19 @@
 #if HAVE_FILE_OFFSET_BITS
 #define _FILE_OFFSET_BITS 64
 #endif
+#include <ccan/likely/likely.h>
+#include <ccan/compiler/compiler.h>
+#include <ccan/endian/endian.h>
+#include "tdb2.h"
+
+#ifdef _SAMBA_BUILD_
+#include "replace.h"
+#include "system/filesys.h"
+#include "system/time.h"
+#include "system/shmem.h"
+#include "system/select.h"
+#include "system/wait.h"
+#else
 #include <stdint.h>
 #include <stdbool.h>
 #include <stdlib.h>
@@ -35,10 +48,7 @@
 #include <stdio.h>
 #include <utime.h>
 #include <unistd.h>
-#include <ccan/tdb2/tdb2.h>
-#include <ccan/likely/likely.h>
-#include <ccan/compiler/compiler.h>
-#include <ccan/endian/endian.h>
+#endif
 
 #ifndef TEST_IT
 #define TEST_IT(cond)

lib/tdb2/tdb.c

@@ -1,6 +1,8 @@
 #include "private.h"
+#ifndef _SAMBA_BUILD_
 #include <ccan/asprintf/asprintf.h>
 #include <stdarg.h>
+#endif
 
 static enum TDB_ERROR update_rec_hdr(struct tdb_context *tdb,
 				     tdb_off_t off,

lib/tdb2/tdb2.h

@@ -42,6 +42,8 @@ extern "C" {
 #include <stdbool.h>
 /* For memcmp */
 #include <string.h>
+#else
+#include "replace.h"
 #endif
 #include <ccan/compiler/compiler.h>
 #include <ccan/typesafe_cb/typesafe_cb.h>