setvbuffer       103 ext/nkf/nkf1.7/nkf.c #define       setvbuffer(fp, buf, size)       setvbuf(fp, buf, _IOFBF, size)
setvbuffer       105 ext/nkf/nkf1.7/nkf.c #define       setvbuffer(fp, buf, size)       setbuffer(fp, buf, size)