* cc/dcl.c: backport from latest plan9 distrib extension where allow
incomplete array as last field of a structure
* 5c 5a 5l put back
va vc vl put back
* aux/data2s.c:
* aux/mklatinkbd.c:
* aux/mkfile: need data2s to compile plan9
* include/ar.h:
* libmach/5.c: and co
deleted 0a 0c 0l, it's vc
* libmach/mkfile: add supprot for vobj, 5obj
* mkfile: add 5 and v targets