grep: fix some memory leaks. Bring a couple of changes from NetBSD: queue.c (CVS Rev. 1.4. 1.5) Fix memory leaks. NULL does not need a cast. grep.c (CVS Rev. 1.6) Use the more portable getline. Obtained from: NetBSD MFC after: 3 days
head/usr.bin/grep/grep.c
head/usr.bin/grep/queue.c