Fix typos.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@140194 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/autoconf/configure.ac b/autoconf/configure.ac
index 027d020..38708fc 100644
--- a/autoconf/configure.ac
+++ b/autoconf/configure.ac
@@ -1536,10 +1536,10 @@
   fi
 fi
 
-dnl Check, whether __dso_handle is present
+dnl Check whether __dso_handle is present
 AC_CHECK_FUNCS([__dso_handle])
 
-dnl Check wether llvm-gcc is based on dragonegg
+dnl Check whether llvm-gcc is based on dragonegg
 AC_CACHE_CHECK([whether llvm-gcc is dragonegg],[llvm_cv_llvmgcc_dragonegg],
 [llvm_cv_llvmgcc_dragonegg="no"
 if test -n "$LLVMGCC" ; then