_ubuf 113 usr/include/stdio.h unsigned char _ubuf[3]; /* guarantee an ungetc() buffer */ _ubuf 94 usr/lib/libc/stdio/ungetc.c fp->_ub._base = fp->_ubuf; _ubuf 95 usr/lib/libc/stdio/ungetc.c fp->_ub._size = sizeof(fp->_ubuf); _ubuf 96 usr/lib/libc/stdio/ungetc.c fp->_ubuf[sizeof(fp->_ubuf) - 1] = c; _ubuf 97 usr/lib/libc/stdio/ungetc.c fp->_p = &fp->_ubuf[sizeof(fp->_ubuf) - 1];