1 /* 2 * pANS stdio -- clearerr 3 */ 4 #include "iolib.h" 5 void clearerr(FILE *f){ 6 switch(f->state){ 7 case ERR: 8 f->state=f->buf?RDWR:OPEN; 9 break; 10 case END: 11 f->state=RDWR; 12 break; 13 } 14 } 15