ref: 05f6c08985c9bd522e0a938f0e90b20df3f6792d
dir: /sys/src/cmd/rc/io.h/
#define EOF (-1) #define NBUF 512 struct io{ int fd; uchar *bufp, *ebuf, *strp; uchar buf[NBUF]; }; io *err; io *openfd(int), *openstr(void), *opencore(char *, int); int emptybuf(io*); void pchr(io*, int); int rchr(io*); void closeio(io*); void flush(io*); int fullbuf(io*, int); void pdec(io*, int); void poct(io*, unsigned); void pptr(io*, void*); void pquo(io*, char*); void pwrd(io*, char*); void pstr(io*, char*); void pcmd(io*, tree*); void pval(io*, word*); void pfnc(io*, thread*); void pfmt(io*, char*, ...);