f*cking windows confuses itself by adding .exe to filenames

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@6394 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

configure

@@ -1122,6 +1122,7 @@ variable to another directory.
 EOF
     die "Sanity test failed."
 fi
+rm $TMPE
 
 # compiler sanity check
 check_exec <<EOF