ref: ca543c97d5f35334bc9784a3b5c7c5a8fe7a8f8a dir: /lib/c/rewind.c/
#include <stdio.h> #undef rewind void rewind(FILE *fp) { fp->flags &= ~_IOERR; fseek(fp, 0, SEEK_SET); clearerr(fp); }