the removal of unused variable i also removes codes like
this:

if (!xdr_int (xdrs, &objp->remote_typed_param_value_u.i))

which should not be removed.

Sorry I'm not familiar with perl and can't find a perfect way
to deal with this.

---
 src/rpc/genprotocol.pl |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/src/rpc/genprotocol.pl b/src/rpc/genprotocol.pl
index 7af1b3b..cec93d8 100755
--- a/src/rpc/genprotocol.pl
+++ b/src/rpc/genprotocol.pl
@@ -72,7 +72,7 @@ while (<RPCGEN>) {
 
        # Remove decl of i, if i isn't used in the function.
        @uses = grep /\bi\b/, @function;
-       @function = grep !/\bi\b/, @function if @uses == 1;
+        #@function = grep !/\bi\b/, @function if @uses == 1;
 
        # (char **)&objp->... gives:
        # warning: dereferencing type-punned pointer will break
-- 
1.7.4.4

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