udhcp: cosmetic cleanups; one case of s/full_read/xread/

function                                             old     new   delta
dumpleases_main                                      632     623      -9

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/networking/udhcp/dhcpc.c b/networking/udhcp/dhcpc.c
index 717c92c..478ca5c 100644
--- a/networking/udhcp/dhcpc.c
+++ b/networking/udhcp/dhcpc.c
@@ -1,6 +1,6 @@
 /* vi: set sw=4 ts=4: */
 /*
- * udhcp DHCP client
+ * udhcp client
  *
  * Russ Dill <Russ.Dill@asu.edu> July 2001
  *