pull up r18932 from trunk

 r18932@cathode-dark-space:  jaltman | 2006-12-07 19:28:59 -0500
 ticket: new
 subject: build the trunk on Windows (again)
 
 	This revision corrects a number of missing or extraneous 
 	KRB5_CALLCONV symbols; exposes symbols for _WIN32;
   	and avoids including headers that don't exist 
 
 


Commit By: tlyu



Revision: 18945
Changed Files:
_U  branches/krb5-1-6/
U   branches/krb5-1-6/src/include/k5-int.h
U   branches/krb5-1-6/src/include/kdb.h
U   branches/krb5-1-6/src/lib/krb5/krb/get_in_tkt.c
U   branches/krb5-1-6/src/lib/krb5/krb/init_ctx.c
U   branches/krb5-1-6/src/lib/krb5/krb/preauth2.c