Cutdown day is here, and the Bills made a move that has pleased many fans: sending fullback Patrick DiMarco to injured reserve. The move ends his season, but now what do the Bills do at fullback? The easy answer is to use undrafted fullback now tight end Reggie Gilliam as the fullback. But the team sent mixed signals by “converting” him to tight end. Early in camp, Gilliam wore No. 41, but head coach Sean McDermott clarified why and ironed out what position he is going to play. “It was just what numbers were available to our equipment manager when he came in,” McDermott said. “We put him in a 40s number, but he is a tight end for us.” But don’t read too much into that Coach Speak. As of today, it appears that the Bills are going to move forward without a true, old school type fullback. Gilliam is the only guy that fits that description having played 53% of the snaps ‘in the backfield’ over the final three years at Toledo (Per PFF). To put that in perspective, DiMarco was aligned ‘in the backfield’ 73% of his snaps last season. So the Bills appear to be embracing…