37 extern struct syl syl[];
38 extern int pc,parenlvl,revloc;
39 extern int (*doed)(),(*doned)();
40 extern int (*dorevert)(),(*donewrec)(),(*doend)();
41 extern flag cblank,cplus,workdone, nonl;
54 #define GET(x) if((x=(*getn)())<0) return(x)
55 #define VAL(x) (x!='\n'?x:' ')
56 #define PUT(x) (*putn)(x)