fix lots of memory leaks and memory corruption


To generate a diff of this commit:



	cvs diff -r1.99.2.1 -r1.99.2.2 krb5/src/lib/rpc/ChangeLog
	cvs diff -r1.1.2.1 -r1.1.2.2 krb5/src/lib/rpc/auth_gss.c
	cvs diff -r1.28.6.1 -r1.28.6.2 krb5/src/lib/rpc/auth_gssapi.h
	cvs diff -r1.1.2.1 -r1.1.2.2 krb5/src/lib/rpc/authgss_prot.c
	cvs diff -r1.16.4.1 -r1.16.4.2 krb5/src/lib/rpc/svc.c
	cvs diff -r1.13.6.1 -r1.13.6.2 krb5/src/lib/rpc/svc.h
	cvs diff -r1.1.2.1 -r1.1.2.2 krb5/src/lib/rpc/svc_auth_gss.c
	cvs diff -r1.60.2.1 -r1.60.2.2 krb5/src/lib/rpc/svc_auth_gssapi.c
	cvs diff -r1.18.6.1 -r1.18.6.2 krb5/src/lib/rpc/svc_tcp.c
	cvs diff -r1.21.6.1 -r1.21.6.2 krb5/src/lib/rpc/svc_udp.c
	cvs diff -r1.16.6.1 -r1.16.6.2 krb5/src/lib/rpc/xdr_rec.c