path: root/mdk-stage1/dietlibc/libstdio/ungetc.c

#include "dietstdio.h"

#ifdef WANT_UNGETC
int ungetc(int c, FILE *stream) {
  if (stream->ungotten)
    return EOF;
  stream->ungotten=1;
  stream->ungetbuf=(char)(unsigned char)c;
  return c;
}
#endif