9852 enable ld(1) guidance and deflib assertions for the illumos build

@@ -31,11 +31,11 @@
 
 $(ROOTUSRSBIN)/ping     :=      FILEMODE= 04555
 
 # Ping uses the ancillary data feature which is available only through
 # UNIX 98 standards version of Socket interface. This interface is supposed to
-# be accessed by -lxnet. In addition -lsocket and is used to
+# be accessed by -lxnet. In addition -lsocket is used to
 # capture new not-yet-standard interfaces. Someday -lxnet alone should be enough
 # when IPv6 inspired new interfaces are part of standards.
 LDLIBS +=       -lxnet -lsocket -lm -linetutil
 
 # These #defines are required to use SUSv3 interfaces