MIME_BUF_SIZE    3846 ext/nkf/nkf-utf8/nkf.c #define MIME_BUF_MASK   (MIME_BUF_SIZE-1)
MIME_BUF_SIZE    3849 ext/nkf/nkf-utf8/nkf.c     unsigned char buf[MIME_BUF_SIZE];