6 uchar *bufp, *ebuf, *strp;
11 io *openfd(int), *openstr(void), *opencore(char *, int);
17 int fullbuf(io*, int);
19 void poct(io*, unsigned);
20 void pptr(io*, void*);
21 void pquo(io*, char*);
22 void pwrd(io*, char*);
23 void pstr(io*, char*);
24 void pcmd(io*, tree*);
25 void pval(io*, word*);
26 void pfnc(io*, thread*);
27 void pfmt(io*, char*, ...);