audio/ac97: Fix DEBUG build

- Fix VERSION macro in auich.h / auvia.h, used for log_create()
  in debug.c.
- Add string.h to debug.c for strlen().

Change-Id: Iff4878763f49fe5b7e317c47e96ebd79f90725c8
Reviewed-on: https://review.haiku-os.org/c/haiku/+/3629
Reviewed-by: Adrien Destugues <pulkomandy@gmail.com>

src/add-ons/kernel/drivers/audio/ac97/auich/auich.h

@@ -64,7 +64,7 @@
 #define AMD_AMD8111_AC97_DEVICE_ID		0x764d
 #define AMD_AMD768_AC97_DEVICE_ID		0x7445
 
-#define VERSION "Version alpha 1, Copyright (c) 2003 Jérôme Duval, compiled on " ## __DATE__ ## " " ## __TIME__
+#define VERSION "Version alpha 1, Copyright (c) 2003 Jérôme Duval, compiled on " __DATE__ " " __TIME__
 #define DRIVER_NAME "auich"
 #define FRIENDLY_NAME "Auich"
 #define AUTHOR "Jérôme Duval"

src/add-ons/kernel/drivers/audio/ac97/auich/debug.c

@@ -32,8 +32,9 @@
 
 #include <KernelExport.h>
 
-#include <stdio.h>
 #include <fcntl.h>
+#include <stdio.h>
+#include <string.h>
 #include <unistd.h>
 
 #include <directories.h>

src/add-ons/kernel/drivers/audio/ac97/auvia/auvia.h

@@ -59,7 +59,7 @@
 #define VIATECH_8233_AC97_REV_8235		0x50
 #define VIATECH_8233_AC97_REV_8237		0x60	//this is the 5.1 Card in the new Athlon64 boards
 
-#define VERSION "Version alpha 2, Copyright (c) 2003 Jérôme Duval, compiled on " ## __DATE__ ## " " ## __TIME__ 
+#define VERSION "Version alpha 2, Copyright (c) 2003 Jérôme Duval, compiled on " __DATE__ " " __TIME__
 #define DRIVER_NAME "auvia"
 #define FRIENDLY_NAME "Auvia"
 #define FRIENDLY_NAME_686 FRIENDLY_NAME" 82C686"

src/add-ons/kernel/drivers/audio/ac97/auvia/debug.c

@@ -32,8 +32,9 @@
 
 #include <KernelExport.h>
 
-#include <stdio.h>
 #include <fcntl.h>
+#include <stdio.h>
+#include <string.h>
 #include <unistd.h>
 
 #include <directories.h>