K 10
svn:author
V 6
jilles
K 8
svn:date
V 27
2009-12-08T22:37:07.761996Z
K 7
svn:log
V 244
MFC r196483,r196634:
sh: Fix crash when undefining or redefining a currently executing function

Add a reference count to function definitions.
Memory may leak if a SIGINT arrives in interactive mode at exactly the wrong
time.

PR:		bin/137640

END