Remove all usage of the "register" storage class specifier.
diff --git a/util-linux/hexdump.c b/util-linux/hexdump.c
index 17854cb..2181b84 100644
--- a/util-linux/hexdump.c
+++ b/util-linux/hexdump.c
@@ -15,7 +15,7 @@
 
 static void bb_dump_addfile(char *name)
 {
-	register char *p;
+	char *p;
 	FILE *fp;
 	char *buf;