[mojosetup] libfetch: Fix _ftp_seekfn()'s unused variable warning.

[Francois Gouget]

Move the io variable declaration inside the #if where it is used.
Remove that #if's dead branch.

Signed-off-by: Francois Gouget <fgouget at codeweavers.com>
---
 libfetch/ftp.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/libfetch/ftp.c b/libfetch/ftp.c
index aefc724..dcd5604 100644
--- a/libfetch/ftp.c
+++ b/libfetch/ftp.c
@@ -628,12 +628,8 @@ static fpos_t
 _ftp_seekfn(void *v, fpos_t pos __unused, int whence __unused)
 #endif
 {
-	struct ftpio *io;
-
-#if __MOJOSETUP__
-	io = (struct ftpio *)v->opaque;
-#else
-	io = (struct ftpio *)v;
+#if ! __MOJOSETUP__
+	struct ftpio *io = (struct ftpio *)v;
 	if (io == NULL) {
 		errno = EBADF;
 		return (-1);
-- 
2.20.1