t1003-read-tree-prefix.sh: use the $( ... ) construct for command substitution

diff --git a/diffcore.h b/diffcore.h
index 92788ee4de8e59068a204729a8d6f7f89aaa6ee6..c876dac71a585abb1e138444eb28258e3bf6d7e8 100644 (file)
--- a/diffcore.h
+++ b/diffcore.h
@@ -46,7 +46,7 @@ struct diff_filespec {
        unsigned is_stdin : 1;
        unsigned has_more_entries : 1; /* only appear in combined diff */
        /* data should be considered "binary"; -1 means "don't know yet" */
-       int is_binary : 2;
+       signed int is_binary : 2;
        struct userdiff_driver *driver;
 };