Fix usage typo.

diff --git a/admin/make-emacs b/admin/make-emacs
index 7307706..9d0df0b 100755 (executable)
--- a/admin/make-emacs
+++ b/admin/make-emacs
@@ -65,7 +65,7 @@ Build Emacs.
 
  --help                        show this help
  --all                 make clean versionclean first
- --boot                        make boostrap, log to boot.log
+ --boot                        make bootstrap, log to boot.log
  --enable-checking     ENABLE_CHECKING=1
  --no-warn             disable warnings
  --check-marked                GC_CHECK_MARKED_OBJECTS=1