ref: c7b8a9f86b3e6aecc69448a6aa724938a57c9de2 dir: /lib/c/stdio/rewind.c/
#include <stdio.h> #undef rewind void rewind(FILE *fp) { fp->flags &= ~_IOERR; fseek(fp, 0, SEEK_SET); clearerr(fp); }