diff --git a/Documentation/git.txt b/Documentation/git.txt
index be26614ffb..8d313cba6e 100644
--- a/Documentation/git.txt
+++ b/Documentation/git.txt
@@ -328,12 +328,7 @@ GIT_DIR.
 
 Terminology
 -----------
-Each line contains terms which you may see used interchangeably
-
- object database, .git directory
- directory cache, index
- id, sha1, sha1-id, sha1 hash
- type, tag
+Please see link:glossary.html[glossary] document.
 
 
 Environment Variables
diff --git a/cache.h b/cache.h
index 742378f40f..996466795f 100644
--- a/cache.h
+++ b/cache.h
@@ -41,7 +41,7 @@
 #endif
 
 #ifndef __attribute__
-#define __attribute(x)
+#define __attribute__(x)
 #endif
 
 /*
diff --git a/git-rebase-script b/git-rebase-script
index 5bb3bd97af..a335b99178 100755
--- a/git-rebase-script
+++ b/git-rebase-script
@@ -27,7 +27,9 @@ esac
 
 upstream=`git-rev-parse --verify "$1"` &&
 ours=`git-rev-parse --verify "$ours_symbolic"` || exit
-test "$(git-diff-cache --cached "$ours")" = "" || 
+different1=$(git-diff-cache --name-only --cached "$ours") &&
+different2=$(git-diff-cache --name-only "$ours") &&
+test "$different1$different2" = "" ||
 die "Your working tree does not match $ours_symbolic."
 
 git-read-tree -m -u $ours $upstream &&
diff --git a/tools/git-applymbox b/tools/git-applymbox
index 889d4c1743..afcb00a3f5 100755
--- a/tools/git-applymbox
+++ b/tools/git-applymbox
@@ -18,6 +18,8 @@
 ## use a Signoff_file, because applypatch wants to append the sign-off
 ## message to msg-clean every time it is run.
 
+. git-sh-setup-script || die "Not a git archive"
+
 keep_subject= query_apply= continue= resume=t
 while case "$#" in 0) break ;; esac
 do
@@ -39,6 +41,12 @@ case "$continue" in
 	shift
 esac
 
+files=$(git-diff-cache --cached --name-only HEAD) || exit
+if [ "$files" ]; then
+   echo "Dirty index: cannot apply patches (dirty: $files)" >&2
+   exit 1
+fi
+
 case "$query_apply" in
 t)	touch .dotest/.query_apply
 esac