1 files changed, 3 insertions, 1 deletions
diff --git a/include/filetype.h b/include/filetype.h
index 0a722a0a54..5fac53153d 100644
--- a/include/filetype.h
+++ b/include/filetype.h
@@ -25,9 +25,11 @@ enum filetype {
 	filetype_max,
 };
 
+#define FILE_TYPE_SAFE_BUFSIZE		2048
+
 const char *file_type_to_string(enum filetype f);
 const char *file_type_to_short_string(enum filetype f);
-enum filetype file_detect_type(void *_buf);
+enum filetype file_detect_type(void *_buf, size_t bufsize);
 enum filetype file_name_detect_type(const char *filename);
 enum filetype is_fat_or_mbr(const unsigned char *sector, unsigned long *bootsec);