stdbuf 51 usr/bin/cat/cat.c static char *stdbuf; stdbuf 70 usr/bin/cat/cat.c if ((stdbuf = malloc(BUFSIZ)) == NULL) stdbuf 91 usr/bin/cat/cat.c free(stdbuf); stdbuf 104 usr/bin/cat/cat.c while ((nr = read(rfd, stdbuf, BUFSIZ)) > 0) stdbuf 106 usr/bin/cat/cat.c if ((nw = write(wfd, stdbuf + off, (size_t)nr)) < 0)