drivers/zorro: Add export.h to proc.c

To fix what used to be the implicit presence of the macros
EXPORT_SYMBOL and THIS_MODULE, via module.h being everywhere.

Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
diff --git a/drivers/zorro/proc.c b/drivers/zorro/proc.c
index e0c8472..988880d 100644
--- a/drivers/zorro/proc.c
+++ b/drivers/zorro/proc.c
@@ -13,6 +13,7 @@
 #include <linux/proc_fs.h>
 #include <linux/seq_file.h>
 #include <linux/init.h>
+#include <linux/export.h>
 #include <asm/uaccess.h>
 #include <asm/amigahw.h>
 #include <asm/setup.h>