Fix typo.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71656 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/configure b/configure
index fa1bc12..2229b35 100755
--- a/configure
+++ b/configure
@@ -1569,7 +1569,7 @@
                           searches PATH)
   --with-llvmgxx          Specify location of llvm-g++ driver (default
                           searches PATH)
-  --with-extra-options    Specify addtional options to compile LLVM with
+  --with-extra-options    Specify additional options to compile LLVM with
   --with-ocaml-libdir     Specify install location for ocaml bindings (default
                           is stdlib)
   --with-binutils-include Specify path to binutils/include/ containing